Home / 2,985,770.40-4,478,655.60-741,908.40

Finding the Fourth Proportional to 2,985,770.40, 4,478,655.60 and 741,908.40

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Solution

The fourth proportional to 2,985,770.40, 4,478,655.60 and 741,908.40 is: 1,112,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,770.40 : 4,478,655.60 = 741,908.40 : x
  2. Step 2: Convert to fraction form
    2,985,770.40/4,478,655.60 = 741,908.40/x
  3. Step 3: Cross multiply
    2,985,770.40x = 4,478,655.60 × 741,908.40
  4. Step 4: Simplify right side
    2,985,770.40x = 3,322,752,210,347.04
  5. Step 5: Solve for x
    x = 3,322,752,210,347.04/2,985,770.40
  6. Step 6: Final answer
    x = 1,112,862.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.