Home / 1,514,646.38-2,090,217.87-826,333.69

Finding the Fourth Proportional to 1,514,646.38, 2,090,217.87 and 826,333.69

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Solution

The fourth proportional to 1,514,646.38, 2,090,217.87 and 826,333.69 is: 1,140,343.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,646.38 : 2,090,217.87 = 826,333.69 : x
  2. Step 2: Convert to fraction form
    1,514,646.38/2,090,217.87 = 826,333.69/x
  3. Step 3: Cross multiply
    1,514,646.38x = 2,090,217.87 × 826,333.69
  4. Step 4: Simplify right side
    1,514,646.38x = 1,727,217,430,838.28
  5. Step 5: Solve for x
    x = 1,727,217,430,838.28/1,514,646.38
  6. Step 6: Final answer
    x = 1,140,343.69

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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.