Home / 1,124,725.50-1,552,121.19-615,427.88

Finding the Fourth Proportional to 1,124,725.50, 1,552,121.19 and 615,427.88

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Solution

The fourth proportional to 1,124,725.50, 1,552,121.19 and 615,427.88 is: 849,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,725.50 : 1,552,121.19 = 615,427.88 : x
  2. Step 2: Convert to fraction form
    1,124,725.50/1,552,121.19 = 615,427.88/x
  3. Step 3: Cross multiply
    1,124,725.50x = 1,552,121.19 × 615,427.88
  4. Step 4: Simplify right side
    1,124,725.50x = 955,218,645,704.17
  5. Step 5: Solve for x
    x = 955,218,645,704.17/1,124,725.50
  6. Step 6: Final answer
    x = 849,290.47

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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.