Home / 1,179,205.46-1,626,831.05-743,479.53

Finding the Fourth Proportional to 1,179,205.46, 1,626,831.05 and 743,479.53

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Solution

The fourth proportional to 1,179,205.46, 1,626,831.05 and 743,479.53 is: 1,025,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,205.46 : 1,626,831.05 = 743,479.53 : x
  2. Step 2: Convert to fraction form
    1,179,205.46/1,626,831.05 = 743,479.53/x
  3. Step 3: Cross multiply
    1,179,205.46x = 1,626,831.05 × 743,479.53
  4. Step 4: Simplify right side
    1,179,205.46x = 1,209,515,580,726.01
  5. Step 5: Solve for x
    x = 1,209,515,580,726.01/1,179,205.46
  6. Step 6: Final answer
    x = 1,025,703.85

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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.