Home / 1,332,551.94-1,838,921.60-720,704.72

Finding the Fourth Proportional to 1,332,551.94, 1,838,921.60 and 720,704.72

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Solution

The fourth proportional to 1,332,551.94, 1,838,921.60 and 720,704.72 is: 994,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,551.94 : 1,838,921.60 = 720,704.72 : x
  2. Step 2: Convert to fraction form
    1,332,551.94/1,838,921.60 = 720,704.72/x
  3. Step 3: Cross multiply
    1,332,551.94x = 1,838,921.60 × 720,704.72
  4. Step 4: Simplify right side
    1,332,551.94x = 1,325,319,476,829.95
  5. Step 5: Solve for x
    x = 1,325,319,476,829.95/1,332,551.94
  6. Step 6: Final answer
    x = 994,572.47

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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.