Home / 1,283,897.92-1,771,757.48-710,925.80

Finding the Fourth Proportional to 1,283,897.92, 1,771,757.48 and 710,925.80

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Solution

The fourth proportional to 1,283,897.92, 1,771,757.48 and 710,925.80 is: 981,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,897.92 : 1,771,757.48 = 710,925.80 : x
  2. Step 2: Convert to fraction form
    1,283,897.92/1,771,757.48 = 710,925.80/x
  3. Step 3: Cross multiply
    1,283,897.92x = 1,771,757.48 × 710,925.80
  4. Step 4: Simplify right side
    1,283,897.92x = 1,259,588,103,874.98
  5. Step 5: Solve for x
    x = 1,259,588,103,874.98/1,283,897.92
  6. Step 6: Final answer
    x = 981,065.62

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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.