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Finding the Fourth Proportional to 4,644,486.13, 6,964,954.15 and 1,527,812.34

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Solution

The fourth proportional to 4,644,486.13, 6,964,954.15 and 1,527,812.34 is: 2,291,134.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644,486.13 : 6,964,954.15 = 1,527,812.34 : x
  2. Step 2: Convert to fraction form
    4,644,486.13/6,964,954.15 = 1,527,812.34/x
  3. Step 3: Cross multiply
    4,644,486.13x = 6,964,954.15 × 1,527,812.34
  4. Step 4: Simplify right side
    4,644,486.13x = 10,641,142,897,904.21
  5. Step 5: Solve for x
    x = 10,641,142,897,904.21/4,644,486.13
  6. Step 6: Final answer
    x = 2,291,134.61

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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.