Home / 1,134,167.80-1,701,195.16-424,143.64

Finding the Fourth Proportional to 1,134,167.80, 1,701,195.16 and 424,143.64

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Solution

The fourth proportional to 1,134,167.80, 1,701,195.16 and 424,143.64 is: 636,194.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,167.80 : 1,701,195.16 = 424,143.64 : x
  2. Step 2: Convert to fraction form
    1,134,167.80/1,701,195.16 = 424,143.64/x
  3. Step 3: Cross multiply
    1,134,167.80x = 1,701,195.16 × 424,143.64
  4. Step 4: Simplify right side
    1,134,167.80x = 721,551,107,512.78
  5. Step 5: Solve for x
    x = 721,551,107,512.78/1,134,167.80
  6. Step 6: Final answer
    x = 636,194.32

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Double scale
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1.5x scale

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.