Home / 1,475,475.66-2,212,020.06-621,996.24

Finding the Fourth Proportional to 1,475,475.66, 2,212,020.06 and 621,996.24

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Solution

The fourth proportional to 1,475,475.66, 2,212,020.06 and 621,996.24 is: 932,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,475.66 : 2,212,020.06 = 621,996.24 : x
  2. Step 2: Convert to fraction form
    1,475,475.66/2,212,020.06 = 621,996.24/x
  3. Step 3: Cross multiply
    1,475,475.66x = 2,212,020.06 × 621,996.24
  4. Step 4: Simplify right side
    1,475,475.66x = 1,375,868,160,124.57
  5. Step 5: Solve for x
    x = 1,375,868,160,124.57/1,475,475.66
  6. Step 6: Final answer
    x = 932,491.26

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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.