Home / 948,221.06-1,307,426.97-766,370.66

Finding the Fourth Proportional to 948,221.06, 1,307,426.97 and 766,370.66

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Solution

The fourth proportional to 948,221.06, 1,307,426.97 and 766,370.66 is: 1,056,687.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,221.06 : 1,307,426.97 = 766,370.66 : x
  2. Step 2: Convert to fraction form
    948,221.06/1,307,426.97 = 766,370.66/x
  3. Step 3: Cross multiply
    948,221.06x = 1,307,426.97 × 766,370.66
  4. Step 4: Simplify right side
    948,221.06x = 1,001,973,663,363.57
  5. Step 5: Solve for x
    x = 1,001,973,663,363.57/948,221.06
  6. Step 6: Final answer
    x = 1,056,687.85

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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.