Home / 1,017,589.80-1,523,760.30-807,637.80

Finding the Fourth Proportional to 1,017,589.80, 1,523,760.30 and 807,637.80

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Solution

The fourth proportional to 1,017,589.80, 1,523,760.30 and 807,637.80 is: 1,209,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,589.80 : 1,523,760.30 = 807,637.80 : x
  2. Step 2: Convert to fraction form
    1,017,589.80/1,523,760.30 = 807,637.80/x
  3. Step 3: Cross multiply
    1,017,589.80x = 1,523,760.30 × 807,637.80
  4. Step 4: Simplify right side
    1,017,589.80x = 1,230,646,416,419.34
  5. Step 5: Solve for x
    x = 1,230,646,416,419.34/1,017,589.80
  6. Step 6: Final answer
    x = 1,209,373.77

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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.