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Finding the Fourth Proportional to 4,998,402.22, 6,897,795.27 and 2,706,562.91

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Solution

The fourth proportional to 4,998,402.22, 6,897,795.27 and 2,706,562.91 is: 3,735,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998,402.22 : 6,897,795.27 = 2,706,562.91 : x
  2. Step 2: Convert to fraction form
    4,998,402.22/6,897,795.27 = 2,706,562.91/x
  3. Step 3: Cross multiply
    4,998,402.22x = 6,897,795.27 × 2,706,562.91
  4. Step 4: Simplify right side
    4,998,402.22x = 18,669,316,806,850.21
  5. Step 5: Solve for x
    x = 18,669,316,806,850.21/4,998,402.22
  6. Step 6: Final answer
    x = 3,735,056.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.