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Finding the Fourth Proportional to 2,664,496.80, 4,000,892.40 and 1,544,752.80

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Solution

The fourth proportional to 2,664,496.80, 4,000,892.40 and 1,544,752.80 is: 2,319,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,496.80 : 4,000,892.40 = 1,544,752.80 : x
  2. Step 2: Convert to fraction form
    2,664,496.80/4,000,892.40 = 1,544,752.80/x
  3. Step 3: Cross multiply
    2,664,496.80x = 4,000,892.40 × 1,544,752.80
  4. Step 4: Simplify right side
    2,664,496.80x = 6,180,389,737,398.72
  5. Step 5: Solve for x
    x = 6,180,389,737,398.72/2,664,496.80
  6. Step 6: Final answer
    x = 2,319,533.56

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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.