Home / 3,345,125.85-5,017,879.45-948,782.11

Finding the Fourth Proportional to 3,345,125.85, 5,017,879.45 and 948,782.11

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Solution

The fourth proportional to 3,345,125.85, 5,017,879.45 and 948,782.11 is: 1,423,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,125.85 : 5,017,879.45 = 948,782.11 : x
  2. Step 2: Convert to fraction form
    3,345,125.85/5,017,879.45 = 948,782.11/x
  3. Step 3: Cross multiply
    3,345,125.85x = 5,017,879.45 × 948,782.11
  4. Step 4: Simplify right side
    3,345,125.85x = 4,760,874,253,014.99
  5. Step 5: Solve for x
    x = 4,760,874,253,014.99/3,345,125.85
  6. Step 6: Final answer
    x = 1,423,227.25

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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.