Home / 887,084.29-1,224,175.57-479,186

Finding the Fourth Proportional to 887,084.29, 1,224,175.57 and 479,186

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Solution

The fourth proportional to 887,084.29, 1,224,175.57 and 479,186 is: 661,276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,084.29 : 1,224,175.57 = 479,186 : x
  2. Step 2: Convert to fraction form
    887,084.29/1,224,175.57 = 479,186/x
  3. Step 3: Cross multiply
    887,084.29x = 1,224,175.57 × 479,186
  4. Step 4: Simplify right side
    887,084.29x = 586,607,794,686.02
  5. Step 5: Solve for x
    x = 586,607,794,686.02/887,084.29
  6. Step 6: Final answer
    x = 661,276.27

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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.