Home / 1,031,711.78-1,423,893.60-579,002.78

Finding the Fourth Proportional to 1,031,711.78, 1,423,893.60 and 579,002.78

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Solution

The fourth proportional to 1,031,711.78, 1,423,893.60 and 579,002.78 is: 799,097.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,711.78 : 1,423,893.60 = 579,002.78 : x
  2. Step 2: Convert to fraction form
    1,031,711.78/1,423,893.60 = 579,002.78/x
  3. Step 3: Cross multiply
    1,031,711.78x = 1,423,893.60 × 579,002.78
  4. Step 4: Simplify right side
    1,031,711.78x = 824,438,352,824.21
  5. Step 5: Solve for x
    x = 824,438,352,824.21/1,031,711.78
  6. Step 6: Final answer
    x = 799,097.55

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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.