Home / 1,001,185.76-1,381,671.52-548,476.72

Finding the Fourth Proportional to 1,001,185.76, 1,381,671.52 and 548,476.72

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Solution

The fourth proportional to 1,001,185.76, 1,381,671.52 and 548,476.72 is: 756,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,185.76 : 1,381,671.52 = 548,476.72 : x
  2. Step 2: Convert to fraction form
    1,001,185.76/1,381,671.52 = 548,476.72/x
  3. Step 3: Cross multiply
    1,001,185.76x = 1,381,671.52 × 548,476.72
  4. Step 4: Simplify right side
    1,001,185.76x = 757,814,663,407.01
  5. Step 5: Solve for x
    x = 757,814,663,407.01/1,001,185.76
  6. Step 6: Final answer
    x = 756,917.14

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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.