Home / 1,515,634.47-2,273,445.36-616,863.15

Finding the Fourth Proportional to 1,515,634.47, 2,273,445.36 and 616,863.15

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Solution

The fourth proportional to 1,515,634.47, 2,273,445.36 and 616,863.15 is: 925,292.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,634.47 : 2,273,445.36 = 616,863.15 : x
  2. Step 2: Convert to fraction form
    1,515,634.47/2,273,445.36 = 616,863.15/x
  3. Step 3: Cross multiply
    1,515,634.47x = 2,273,445.36 × 616,863.15
  4. Step 4: Simplify right side
    1,515,634.47x = 1,402,404,666,122.48
  5. Step 5: Solve for x
    x = 1,402,404,666,122.48/1,515,634.47
  6. Step 6: Final answer
    x = 925,292.14

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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.