Home / 1,757,042.97-2,636,188.68-784,319.10

Finding the Fourth Proportional to 1,757,042.97, 2,636,188.68 and 784,319.10

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Solution

The fourth proportional to 1,757,042.97, 2,636,188.68 and 784,319.10 is: 1,176,757.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,042.97 : 2,636,188.68 = 784,319.10 : x
  2. Step 2: Convert to fraction form
    1,757,042.97/2,636,188.68 = 784,319.10/x
  3. Step 3: Cross multiply
    1,757,042.97x = 2,636,188.68 × 784,319.10
  4. Step 4: Simplify right side
    1,757,042.97x = 2,067,613,132,927.79
  5. Step 5: Solve for x
    x = 2,067,613,132,927.79/1,757,042.97
  6. Step 6: Final answer
    x = 1,176,757.30

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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.