Home / 1,382,818.27-2,074,441.10-471,787.43

Finding the Fourth Proportional to 1,382,818.27, 2,074,441.10 and 471,787.43

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Solution

The fourth proportional to 1,382,818.27, 2,074,441.10 and 471,787.43 is: 707,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,818.27 : 2,074,441.10 = 471,787.43 : x
  2. Step 2: Convert to fraction form
    1,382,818.27/2,074,441.10 = 471,787.43/x
  3. Step 3: Cross multiply
    1,382,818.27x = 2,074,441.10 × 471,787.43
  4. Step 4: Simplify right side
    1,382,818.27x = 978,695,230,303.39
  5. Step 5: Solve for x
    x = 978,695,230,303.39/1,382,818.27
  6. Step 6: Final answer
    x = 707,754.05

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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.