Home / 1,001,158.94-1,500,489.38-488,401.53

Finding the Fourth Proportional to 1,001,158.94, 1,500,489.38 and 488,401.53

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Solution

The fourth proportional to 1,001,158.94, 1,500,489.38 and 488,401.53 is: 731,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,158.94 : 1,500,489.38 = 488,401.53 : x
  2. Step 2: Convert to fraction form
    1,001,158.94/1,500,489.38 = 488,401.53/x
  3. Step 3: Cross multiply
    1,001,158.94x = 1,500,489.38 × 488,401.53
  4. Step 4: Simplify right side
    1,001,158.94x = 732,841,306,498.74
  5. Step 5: Solve for x
    x = 732,841,306,498.74/1,001,158.94
  6. Step 6: Final answer
    x = 731,992.97

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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.