Home / 1,067,436.30-1,597,266.45-787,500.30

Finding the Fourth Proportional to 1,067,436.30, 1,597,266.45 and 787,500.30

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Solution

The fourth proportional to 1,067,436.30, 1,597,266.45 and 787,500.30 is: 1,178,382.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,436.30 : 1,597,266.45 = 787,500.30 : x
  2. Step 2: Convert to fraction form
    1,067,436.30/1,597,266.45 = 787,500.30/x
  3. Step 3: Cross multiply
    1,067,436.30x = 1,597,266.45 × 787,500.30
  4. Step 4: Simplify right side
    1,067,436.30x = 1,257,847,808,554.94
  5. Step 5: Solve for x
    x = 1,257,847,808,554.94/1,067,436.30
  6. Step 6: Final answer
    x = 1,178,382.08

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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.