Home / 1,407,535.11-1,944,012.71-926,248.86

Finding the Fourth Proportional to 1,407,535.11, 1,944,012.71 and 926,248.86

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Solution

The fourth proportional to 1,407,535.11, 1,944,012.71 and 926,248.86 is: 1,279,285.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,535.11 : 1,944,012.71 = 926,248.86 : x
  2. Step 2: Convert to fraction form
    1,407,535.11/1,944,012.71 = 926,248.86/x
  3. Step 3: Cross multiply
    1,407,535.11x = 1,944,012.71 × 926,248.86
  4. Step 4: Simplify right side
    1,407,535.11x = 1,800,639,551,831.77
  5. Step 5: Solve for x
    x = 1,800,639,551,831.77/1,407,535.11
  6. Step 6: Final answer
    x = 1,279,285.71

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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.