Home / 1,336,212.80-2,004,562.20-437,404.40

Finding the Fourth Proportional to 1,336,212.80, 2,004,562.20 and 437,404.40

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Solution

The fourth proportional to 1,336,212.80, 2,004,562.20 and 437,404.40 is: 656,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,212.80 : 2,004,562.20 = 437,404.40 : x
  2. Step 2: Convert to fraction form
    1,336,212.80/2,004,562.20 = 437,404.40/x
  3. Step 3: Cross multiply
    1,336,212.80x = 2,004,562.20 × 437,404.40
  4. Step 4: Simplify right side
    1,336,212.80x = 876,804,326,353.68
  5. Step 5: Solve for x
    x = 876,804,326,353.68/1,336,212.80
  6. Step 6: Final answer
    x = 656,186.15

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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.