Home / 2,101,593.96-3,152,862.50-642,767.90

Finding the Fourth Proportional to 2,101,593.96, 3,152,862.50 and 642,767.90

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Solution

The fourth proportional to 2,101,593.96, 3,152,862.50 and 642,767.90 is: 964,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,593.96 : 3,152,862.50 = 642,767.90 : x
  2. Step 2: Convert to fraction form
    2,101,593.96/3,152,862.50 = 642,767.90/x
  3. Step 3: Cross multiply
    2,101,593.96x = 3,152,862.50 × 642,767.90
  4. Step 4: Simplify right side
    2,101,593.96x = 2,026,558,789,135.60
  5. Step 5: Solve for x
    x = 2,026,558,789,135.60/2,101,593.96
  6. Step 6: Final answer
    x = 964,296.07

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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.