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Finding the Fourth Proportional to 738,101.55, 1,105,184.03 and 738,101.55

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Solution

The fourth proportional to 738,101.55, 1,105,184.03 and 738,101.55 is: 1,105,184.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,101.55 : 1,105,184.03 = 738,101.55 : x
  2. Step 2: Convert to fraction form
    738,101.55/1,105,184.03 = 738,101.55/x
  3. Step 3: Cross multiply
    738,101.55x = 1,105,184.03 × 738,101.55
  4. Step 4: Simplify right side
    738,101.55x = 815,738,041,887.74
  5. Step 5: Solve for x
    x = 815,738,041,887.74/738,101.55
  6. Step 6: Final answer
    x = 1,105,184.03

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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.