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Finding the Fourth Proportional to 1,508,548, 2,081,854.56 and 829,469.92

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Solution

The fourth proportional to 1,508,548, 2,081,854.56 and 829,469.92 is: 1,144,700.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,548 : 2,081,854.56 = 829,469.92 : x
  2. Step 2: Convert to fraction form
    1,508,548/2,081,854.56 = 829,469.92/x
  3. Step 3: Cross multiply
    1,508,548x = 2,081,854.56 × 829,469.92
  4. Step 4: Simplify right side
    1,508,548x = 1,726,835,735,334.84
  5. Step 5: Solve for x
    x = 1,726,835,735,334.84/1,508,548
  6. Step 6: Final answer
    x = 1,144,700.56

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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.