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Finding the Fourth Proportional to 1,170,074, 1,614,702.12 and 633,530

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Solution

The fourth proportional to 1,170,074, 1,614,702.12 and 633,530 is: 874,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,074 : 1,614,702.12 = 633,530 : x
  2. Step 2: Convert to fraction form
    1,170,074/1,614,702.12 = 633,530/x
  3. Step 3: Cross multiply
    1,170,074x = 1,614,702.12 × 633,530
  4. Step 4: Simplify right side
    1,170,074x = 1,022,962,234,083.60
  5. Step 5: Solve for x
    x = 1,022,962,234,083.60/1,170,074
  6. Step 6: Final answer
    x = 874,271.40

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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.