Home / 1,557,761.20-2,336,641.80-956,773.60

Finding the Fourth Proportional to 1,557,761.20, 2,336,641.80 and 956,773.60

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Solution

The fourth proportional to 1,557,761.20, 2,336,641.80 and 956,773.60 is: 1,435,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,761.20 : 2,336,641.80 = 956,773.60 : x
  2. Step 2: Convert to fraction form
    1,557,761.20/2,336,641.80 = 956,773.60/x
  3. Step 3: Cross multiply
    1,557,761.20x = 2,336,641.80 × 956,773.60
  4. Step 4: Simplify right side
    1,557,761.20x = 2,235,637,186,896.48
  5. Step 5: Solve for x
    x = 2,235,637,186,896.48/1,557,761.20
  6. Step 6: Final answer
    x = 1,435,160.40

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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.