Home / 2,427,878.88-3,350,473.05-1,340,150.76

Finding the Fourth Proportional to 2,427,878.88, 3,350,473.05 and 1,340,150.76

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Solution

The fourth proportional to 2,427,878.88, 3,350,473.05 and 1,340,150.76 is: 1,849,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,878.88 : 3,350,473.05 = 1,340,150.76 : x
  2. Step 2: Convert to fraction form
    2,427,878.88/3,350,473.05 = 1,340,150.76/x
  3. Step 3: Cross multiply
    2,427,878.88x = 3,350,473.05 × 1,340,150.76
  4. Step 4: Simplify right side
    2,427,878.88x = 4,490,139,004,317.02
  5. Step 5: Solve for x
    x = 4,490,139,004,317.02/2,427,878.88
  6. Step 6: Final answer
    x = 1,849,408.16

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Double scale
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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.