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Finding the Fourth Proportional to 2,625,361, 3,938,705.70 and 732,102.64

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Solution

The fourth proportional to 2,625,361, 3,938,705.70 and 732,102.64 is: 1,098,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,361 : 3,938,705.70 = 732,102.64 : x
  2. Step 2: Convert to fraction form
    2,625,361/3,938,705.70 = 732,102.64/x
  3. Step 3: Cross multiply
    2,625,361x = 3,938,705.70 × 732,102.64
  4. Step 4: Simplify right side
    2,625,361x = 2,883,536,841,153.05
  5. Step 5: Solve for x
    x = 2,883,536,841,153.05/2,625,361
  6. Step 6: Final answer
    x = 1,098,339.18

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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.