Home / 4,220,679.71-5,824,543.14-2,286,938.76

Finding the Fourth Proportional to 4,220,679.71, 5,824,543.14 and 2,286,938.76

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Solution

The fourth proportional to 4,220,679.71, 5,824,543.14 and 2,286,938.76 is: 3,155,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,679.71 : 5,824,543.14 = 2,286,938.76 : x
  2. Step 2: Convert to fraction form
    4,220,679.71/5,824,543.14 = 2,286,938.76/x
  3. Step 3: Cross multiply
    4,220,679.71x = 5,824,543.14 × 2,286,938.76
  4. Step 4: Simplify right side
    4,220,679.71x = 13,320,373,466,158.10
  5. Step 5: Solve for x
    x = 13,320,373,466,158.10/4,220,679.71
  6. Step 6: Final answer
    x = 3,155,978.28

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Double scale
Find fourth proportional to 4,220,680.71, 5,824,544.52 and 2,286,939.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.