Home / 2,785,390.20-4,178,085.30-790,846.20

Finding the Fourth Proportional to 2,785,390.20, 4,178,085.30 and 790,846.20

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Solution

The fourth proportional to 2,785,390.20, 4,178,085.30 and 790,846.20 is: 1,186,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,390.20 : 4,178,085.30 = 790,846.20 : x
  2. Step 2: Convert to fraction form
    2,785,390.20/4,178,085.30 = 790,846.20/x
  3. Step 3: Cross multiply
    2,785,390.20x = 4,178,085.30 × 790,846.20
  4. Step 4: Simplify right side
    2,785,390.20x = 3,304,222,882,780.86
  5. Step 5: Solve for x
    x = 3,304,222,882,780.86/2,785,390.20
  6. Step 6: Final answer
    x = 1,186,269.30

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Similar ratio
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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.