Home / 3,465,887.04-4,782,555.92-1,916,902.61

Finding the Fourth Proportional to 3,465,887.04, 4,782,555.92 and 1,916,902.61

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Solution

The fourth proportional to 3,465,887.04, 4,782,555.92 and 1,916,902.61 is: 2,645,121.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,887.04 : 4,782,555.92 = 1,916,902.61 : x
  2. Step 2: Convert to fraction form
    3,465,887.04/4,782,555.92 = 1,916,902.61/x
  3. Step 3: Cross multiply
    3,465,887.04x = 4,782,555.92 × 1,916,902.61
  4. Step 4: Simplify right side
    3,465,887.04x = 9,167,693,892,021.66
  5. Step 5: Solve for x
    x = 9,167,693,892,021.66/3,465,887.04
  6. Step 6: Final answer
    x = 2,645,121.95

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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.