Home / 4,432,753.28-6,649,507.20-1,399,307.60

Finding the Fourth Proportional to 4,432,753.28, 6,649,507.20 and 1,399,307.60

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Solution

The fourth proportional to 4,432,753.28, 6,649,507.20 and 1,399,307.60 is: 2,099,080.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432,753.28 : 6,649,507.20 = 1,399,307.60 : x
  2. Step 2: Convert to fraction form
    4,432,753.28/6,649,507.20 = 1,399,307.60/x
  3. Step 3: Cross multiply
    4,432,753.28x = 6,649,507.20 × 1,399,307.60
  4. Step 4: Simplify right side
    4,432,753.28x = 9,304,705,961,214.72
  5. Step 5: Solve for x
    x = 9,304,705,961,214.72/4,432,753.28
  6. Step 6: Final answer
    x = 2,099,080.50

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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.