Home / 4,317,331.60-6,475,997.40-1,325,126.80

Finding the Fourth Proportional to 4,317,331.60, 6,475,997.40 and 1,325,126.80

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Solution

The fourth proportional to 4,317,331.60, 6,475,997.40 and 1,325,126.80 is: 1,987,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,331.60 : 6,475,997.40 = 1,325,126.80 : x
  2. Step 2: Convert to fraction form
    4,317,331.60/6,475,997.40 = 1,325,126.80/x
  3. Step 3: Cross multiply
    4,317,331.60x = 6,475,997.40 × 1,325,126.80
  4. Step 4: Simplify right side
    4,317,331.60x = 8,581,517,711,470.32
  5. Step 5: Solve for x
    x = 8,581,517,711,470.32/4,317,331.60
  6. Step 6: Final answer
    x = 1,987,690.20

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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.