Home / 1,332,280.16-1,838,721.84-759,188.96

Finding the Fourth Proportional to 1,332,280.16, 1,838,721.84 and 759,188.96

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Solution

The fourth proportional to 1,332,280.16, 1,838,721.84 and 759,188.96 is: 1,047,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,280.16 : 1,838,721.84 = 759,188.96 : x
  2. Step 2: Convert to fraction form
    1,332,280.16/1,838,721.84 = 759,188.96/x
  3. Step 3: Cross multiply
    1,332,280.16x = 1,838,721.84 × 759,188.96
  4. Step 4: Simplify right side
    1,332,280.16x = 1,395,937,321,438.89
  5. Step 5: Solve for x
    x = 1,395,937,321,438.89/1,332,280.16
  6. Step 6: Final answer
    x = 1,047,780.61

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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.