Home / 1,001,159.94-1,381,262.65-571,137.38

Finding the Fourth Proportional to 1,001,159.94, 1,381,262.65 and 571,137.38

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Solution

The fourth proportional to 1,001,159.94, 1,381,262.65 and 571,137.38 is: 787,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,159.94 : 1,381,262.65 = 571,137.38 : x
  2. Step 2: Convert to fraction form
    1,001,159.94/1,381,262.65 = 571,137.38/x
  3. Step 3: Cross multiply
    1,001,159.94x = 1,381,262.65 × 571,137.38
  4. Step 4: Simplify right side
    1,001,159.94x = 788,890,731,012.86
  5. Step 5: Solve for x
    x = 788,890,731,012.86/1,001,159.94
  6. Step 6: Final answer
    x = 787,976.73

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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.