Home / 1,181,311.60-1,773,279.60-732,539.20

Finding the Fourth Proportional to 1,181,311.60, 1,773,279.60 and 732,539.20

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Solution

The fourth proportional to 1,181,311.60, 1,773,279.60 and 732,539.20 is: 1,099,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,311.60 : 1,773,279.60 = 732,539.20 : x
  2. Step 2: Convert to fraction form
    1,181,311.60/1,773,279.60 = 732,539.20/x
  3. Step 3: Cross multiply
    1,181,311.60x = 1,773,279.60 × 732,539.20
  4. Step 4: Simplify right side
    1,181,311.60x = 1,298,996,819,560.32
  5. Step 5: Solve for x
    x = 1,298,996,819,560.32/1,181,311.60
  6. Step 6: Final answer
    x = 1,099,622.50

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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.