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Finding the Fourth Proportional to 5,737,736.55, 8,607,740.65 and 1,639,093.03

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Solution

The fourth proportional to 5,737,736.55, 8,607,740.65 and 1,639,093.03 is: 2,458,964.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737,736.55 : 8,607,740.65 = 1,639,093.03 : x
  2. Step 2: Convert to fraction form
    5,737,736.55/8,607,740.65 = 1,639,093.03/x
  3. Step 3: Cross multiply
    5,737,736.55x = 8,607,740.65 × 1,639,093.03
  4. Step 4: Simplify right side
    5,737,736.55x = 14,108,887,710,124.61
  5. Step 5: Solve for x
    x = 14,108,887,710,124.61/5,737,736.55
  6. Step 6: Final answer
    x = 2,458,964.02

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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.