Home / 1,559,921.92-2,339,417.92-661,349.24

Finding the Fourth Proportional to 1,559,921.92, 2,339,417.92 and 661,349.24

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Solution

The fourth proportional to 1,559,921.92, 2,339,417.92 and 661,349.24 is: 991,826.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,921.92 : 2,339,417.92 = 661,349.24 : x
  2. Step 2: Convert to fraction form
    1,559,921.92/2,339,417.92 = 661,349.24/x
  3. Step 3: Cross multiply
    1,559,921.92x = 2,339,417.92 × 661,349.24
  4. Step 4: Simplify right side
    1,559,921.92x = 1,547,172,263,434.38
  5. Step 5: Solve for x
    x = 1,547,172,263,434.38/1,559,921.92
  6. Step 6: Final answer
    x = 991,826.73

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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.