Home / 1,475,963.22-2,214,644.67-878,105.46

Finding the Fourth Proportional to 1,475,963.22, 2,214,644.67 and 878,105.46

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Solution

The fourth proportional to 1,475,963.22, 2,214,644.67 and 878,105.46 is: 1,317,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,963.22 : 2,214,644.67 = 878,105.46 : x
  2. Step 2: Convert to fraction form
    1,475,963.22/2,214,644.67 = 878,105.46/x
  3. Step 3: Cross multiply
    1,475,963.22x = 2,214,644.67 × 878,105.46
  4. Step 4: Simplify right side
    1,475,963.22x = 1,944,691,576,686.90
  5. Step 5: Solve for x
    x = 1,944,691,576,686.90/1,475,963.22
  6. Step 6: Final answer
    x = 1,317,574.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.