Home / 3,414,974.62-4,712,666.66-1,887,081.75

Finding the Fourth Proportional to 3,414,974.62, 4,712,666.66 and 1,887,081.75

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Solution

The fourth proportional to 3,414,974.62, 4,712,666.66 and 1,887,081.75 is: 2,604,173.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,974.62 : 4,712,666.66 = 1,887,081.75 : x
  2. Step 2: Convert to fraction form
    3,414,974.62/4,712,666.66 = 1,887,081.75/x
  3. Step 3: Cross multiply
    3,414,974.62x = 4,712,666.66 × 1,887,081.75
  4. Step 4: Simplify right side
    3,414,974.62x = 8,893,187,247,919.46
  5. Step 5: Solve for x
    x = 8,893,187,247,919.46/3,414,974.62
  6. Step 6: Final answer
    x = 2,604,173.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.