Home / 2,142,472.38-3,213,727.40-545,037.16

Finding the Fourth Proportional to 2,142,472.38, 3,213,727.40 and 545,037.16

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Solution

The fourth proportional to 2,142,472.38, 3,213,727.40 and 545,037.16 is: 817,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,472.38 : 3,213,727.40 = 545,037.16 : x
  2. Step 2: Convert to fraction form
    2,142,472.38/3,213,727.40 = 545,037.16/x
  3. Step 3: Cross multiply
    2,142,472.38x = 3,213,727.40 × 545,037.16
  4. Step 4: Simplify right side
    2,142,472.38x = 1,751,600,855,110.18
  5. Step 5: Solve for x
    x = 1,751,600,855,110.18/2,142,472.38
  6. Step 6: Final answer
    x = 817,560.53

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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.