Home / 1,172,130.04-1,757,734.97-413,809.66

Finding the Fourth Proportional to 1,172,130.04, 1,757,734.97 and 413,809.66

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Solution

The fourth proportional to 1,172,130.04, 1,757,734.97 and 413,809.66 is: 620,552.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,130.04 : 1,757,734.97 = 413,809.66 : x
  2. Step 2: Convert to fraction form
    1,172,130.04/1,757,734.97 = 413,809.66/x
  3. Step 3: Cross multiply
    1,172,130.04x = 1,757,734.97 × 413,809.66
  4. Step 4: Simplify right side
    1,172,130.04x = 727,367,701,517.14
  5. Step 5: Solve for x
    x = 727,367,701,517.14/1,172,130.04
  6. Step 6: Final answer
    x = 620,552.05

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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.