Home / 1,275,350.81-1,760,063.67-702,390.83

Finding the Fourth Proportional to 1,275,350.81, 1,760,063.67 and 702,390.83

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Solution

The fourth proportional to 1,275,350.81, 1,760,063.67 and 702,390.83 is: 969,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,350.81 : 1,760,063.67 = 702,390.83 : x
  2. Step 2: Convert to fraction form
    1,275,350.81/1,760,063.67 = 702,390.83/x
  3. Step 3: Cross multiply
    1,275,350.81x = 1,760,063.67 × 702,390.83
  4. Step 4: Simplify right side
    1,275,350.81x = 1,236,252,573,223.83
  5. Step 5: Solve for x
    x = 1,236,252,573,223.83/1,275,350.81
  6. Step 6: Final answer
    x = 969,343.16

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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.