Home / 1,190,652.20-1,786,590.70-658,073.96

Finding the Fourth Proportional to 1,190,652.20, 1,786,590.70 and 658,073.96

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Solution

The fourth proportional to 1,190,652.20, 1,786,590.70 and 658,073.96 is: 987,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,652.20 : 1,786,590.70 = 658,073.96 : x
  2. Step 2: Convert to fraction form
    1,190,652.20/1,786,590.70 = 658,073.96/x
  3. Step 3: Cross multiply
    1,190,652.20x = 1,786,590.70 × 658,073.96
  4. Step 4: Simplify right side
    1,190,652.20x = 1,175,708,816,848.17
  5. Step 5: Solve for x
    x = 1,175,708,816,848.17/1,190,652.20
  6. Step 6: Final answer
    x = 987,449.41

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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.