Home / 1,336,504.95-2,004,656.61-425,650.61

Finding the Fourth Proportional to 1,336,504.95, 2,004,656.61 and 425,650.61

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Solution

The fourth proportional to 1,336,504.95, 2,004,656.61 and 425,650.61 is: 638,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,504.95 : 2,004,656.61 = 425,650.61 : x
  2. Step 2: Convert to fraction form
    1,336,504.95/2,004,656.61 = 425,650.61/x
  3. Step 3: Cross multiply
    1,336,504.95x = 2,004,656.61 × 425,650.61
  4. Step 4: Simplify right side
    1,336,504.95x = 853,283,298,863.75
  5. Step 5: Solve for x
    x = 853,283,298,863.75/1,336,504.95
  6. Step 6: Final answer
    x = 638,443.80

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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.