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Finding the Fourth Proportional to 4,432,548.02, 6,648,823.24 and 1,066,755.02

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Solution

The fourth proportional to 4,432,548.02, 6,648,823.24 and 1,066,755.02 is: 1,600,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432,548.02 : 6,648,823.24 = 1,066,755.02 : x
  2. Step 2: Convert to fraction form
    4,432,548.02/6,648,823.24 = 1,066,755.02/x
  3. Step 3: Cross multiply
    4,432,548.02x = 6,648,823.24 × 1,066,755.02
  4. Step 4: Simplify right side
    4,432,548.02x = 7,092,665,532,451.66
  5. Step 5: Solve for x
    x = 7,092,665,532,451.66/4,432,548.02
  6. Step 6: Final answer
    x = 1,600,132.81

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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.