Home / 1,359,917.92-1,876,648.64-748,070.24

Finding the Fourth Proportional to 1,359,917.92, 1,876,648.64 and 748,070.24

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Solution

The fourth proportional to 1,359,917.92, 1,876,648.64 and 748,070.24 is: 1,032,315.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,917.92 : 1,876,648.64 = 748,070.24 : x
  2. Step 2: Convert to fraction form
    1,359,917.92/1,876,648.64 = 748,070.24/x
  3. Step 3: Cross multiply
    1,359,917.92x = 1,876,648.64 × 748,070.24
  4. Step 4: Simplify right side
    1,359,917.92x = 1,403,864,998,520.47
  5. Step 5: Solve for x
    x = 1,403,864,998,520.47/1,359,917.92
  6. Step 6: Final answer
    x = 1,032,315.98

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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.