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Finding the Fourth Proportional to 1,169,082, 1,613,333.16 and 632,538

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Solution

The fourth proportional to 1,169,082, 1,613,333.16 and 632,538 is: 872,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,082 : 1,613,333.16 = 632,538 : x
  2. Step 2: Convert to fraction form
    1,169,082/1,613,333.16 = 632,538/x
  3. Step 3: Cross multiply
    1,169,082x = 1,613,333.16 × 632,538
  4. Step 4: Simplify right side
    1,169,082x = 1,020,494,530,360.08
  5. Step 5: Solve for x
    x = 1,020,494,530,360.08/1,169,082
  6. Step 6: Final answer
    x = 872,902.44

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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.