Home / 1,561,117.59-2,342,562.21-615,152.61

Finding the Fourth Proportional to 1,561,117.59, 2,342,562.21 and 615,152.61

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Solution

The fourth proportional to 1,561,117.59, 2,342,562.21 and 615,152.61 is: 923,077.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,117.59 : 2,342,562.21 = 615,152.61 : x
  2. Step 2: Convert to fraction form
    1,561,117.59/2,342,562.21 = 615,152.61/x
  3. Step 3: Cross multiply
    1,561,117.59x = 2,342,562.21 × 615,152.61
  4. Step 4: Simplify right side
    1,561,117.59x = 1,441,033,257,568.87
  5. Step 5: Solve for x
    x = 1,441,033,257,568.87/1,561,117.59
  6. Step 6: Final answer
    x = 923,077.97

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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.