Home / 2,148,833.07-3,222,140.38-632,318.91

Finding the Fourth Proportional to 2,148,833.07, 3,222,140.38 and 632,318.91

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Solution

The fourth proportional to 2,148,833.07, 3,222,140.38 and 632,318.91 is: 948,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,833.07 : 3,222,140.38 = 632,318.91 : x
  2. Step 2: Convert to fraction form
    2,148,833.07/3,222,140.38 = 632,318.91/x
  3. Step 3: Cross multiply
    2,148,833.07x = 3,222,140.38 × 632,318.91
  4. Step 4: Simplify right side
    2,148,833.07x = 2,037,420,292,948.59
  5. Step 5: Solve for x
    x = 2,037,420,292,948.59/2,148,833.07
  6. Step 6: Final answer
    x = 948,151.96

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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.