Home / 2,428,737.40-3,640,773.30-1,888,694.20

Finding the Fourth Proportional to 2,428,737.40, 3,640,773.30 and 1,888,694.20

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Solution

The fourth proportional to 2,428,737.40, 3,640,773.30 and 1,888,694.20 is: 2,831,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,737.40 : 3,640,773.30 = 1,888,694.20 : x
  2. Step 2: Convert to fraction form
    2,428,737.40/3,640,773.30 = 1,888,694.20/x
  3. Step 3: Cross multiply
    2,428,737.40x = 3,640,773.30 × 1,888,694.20
  4. Step 4: Simplify right side
    2,428,737.40x = 6,876,307,415,224.86
  5. Step 5: Solve for x
    x = 6,876,307,415,224.86/2,428,737.40
  6. Step 6: Final answer
    x = 2,831,227.21

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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.