Home / 1,259,958.78-1,887,834.33-885,311.10

Finding the Fourth Proportional to 1,259,958.78, 1,887,834.33 and 885,311.10

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Solution

The fourth proportional to 1,259,958.78, 1,887,834.33 and 885,311.10 is: 1,326,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,958.78 : 1,887,834.33 = 885,311.10 : x
  2. Step 2: Convert to fraction form
    1,259,958.78/1,887,834.33 = 885,311.10/x
  3. Step 3: Cross multiply
    1,259,958.78x = 1,887,834.33 × 885,311.10
  4. Step 4: Simplify right side
    1,259,958.78x = 1,671,320,687,310.06
  5. Step 5: Solve for x
    x = 1,671,320,687,310.06/1,259,958.78
  6. Step 6: Final answer
    x = 1,326,488.39

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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.