Home / 1,161,151.90-1,602,109.20-677,440.96

Finding the Fourth Proportional to 1,161,151.90, 1,602,109.20 and 677,440.96

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Solution

The fourth proportional to 1,161,151.90, 1,602,109.20 and 677,440.96 is: 934,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,151.90 : 1,602,109.20 = 677,440.96 : x
  2. Step 2: Convert to fraction form
    1,161,151.90/1,602,109.20 = 677,440.96/x
  3. Step 3: Cross multiply
    1,161,151.90x = 1,602,109.20 × 677,440.96
  4. Step 4: Simplify right side
    1,161,151.90x = 1,085,334,394,472.83
  5. Step 5: Solve for x
    x = 1,085,334,394,472.83/1,161,151.90
  6. Step 6: Final answer
    x = 934,704.92

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Double scale
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1.5x scale

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.