Home / 881,801.81-1,320,459.15-581,370.89

Finding the Fourth Proportional to 881,801.81, 1,320,459.15 and 581,370.89

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Solution

The fourth proportional to 881,801.81, 1,320,459.15 and 581,370.89 is: 870,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,801.81 : 1,320,459.15 = 581,370.89 : x
  2. Step 2: Convert to fraction form
    881,801.81/1,320,459.15 = 581,370.89/x
  3. Step 3: Cross multiply
    881,801.81x = 1,320,459.15 × 581,370.89
  4. Step 4: Simplify right side
    881,801.81x = 767,676,504,641.85
  5. Step 5: Solve for x
    x = 767,676,504,641.85/881,801.81
  6. Step 6: Final answer
    x = 870,577.15

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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.