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Finding the Fourth Proportional to 3,739,596.54, 5,609,394.47 and 899,708.70

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Solution

The fourth proportional to 3,739,596.54, 5,609,394.47 and 899,708.70 is: 1,349,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,596.54 : 5,609,394.47 = 899,708.70 : x
  2. Step 2: Convert to fraction form
    3,739,596.54/5,609,394.47 = 899,708.70/x
  3. Step 3: Cross multiply
    3,739,596.54x = 5,609,394.47 × 899,708.70
  4. Step 4: Simplify right side
    3,739,596.54x = 5,046,821,006,390.89
  5. Step 5: Solve for x
    x = 5,046,821,006,390.89/3,739,596.54
  6. Step 6: Final answer
    x = 1,349,562.97

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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.