Home / 1,275,632.42-1,760,377.50-702,671.22

Finding the Fourth Proportional to 1,275,632.42, 1,760,377.50 and 702,671.22

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Solution

The fourth proportional to 1,275,632.42, 1,760,377.50 and 702,671.22 is: 969,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,632.42 : 1,760,377.50 = 702,671.22 : x
  2. Step 2: Convert to fraction form
    1,275,632.42/1,760,377.50 = 702,671.22/x
  3. Step 3: Cross multiply
    1,275,632.42x = 1,760,377.50 × 702,671.22
  4. Step 4: Simplify right side
    1,275,632.42x = 1,236,966,605,585.55
  5. Step 5: Solve for x
    x = 1,236,966,605,585.55/1,275,632.42
  6. Step 6: Final answer
    x = 969,688.91

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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.