Home / 1,229,659.80-1,844,748.90-519,322.20

Finding the Fourth Proportional to 1,229,659.80, 1,844,748.90 and 519,322.20

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Solution

The fourth proportional to 1,229,659.80, 1,844,748.90 and 519,322.20 is: 779,092.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,659.80 : 1,844,748.90 = 519,322.20 : x
  2. Step 2: Convert to fraction form
    1,229,659.80/1,844,748.90 = 519,322.20/x
  3. Step 3: Cross multiply
    1,229,659.80x = 1,844,748.90 × 519,322.20
  4. Step 4: Simplify right side
    1,229,659.80x = 958,019,057,195.58
  5. Step 5: Solve for x
    x = 958,019,057,195.58/1,229,659.80
  6. Step 6: Final answer
    x = 779,092.77

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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.