Home / 3,779,680.60-5,669,520.90-1,382,728.60

Finding the Fourth Proportional to 3,779,680.60, 5,669,520.90 and 1,382,728.60

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Solution

The fourth proportional to 3,779,680.60, 5,669,520.90 and 1,382,728.60 is: 2,074,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,680.60 : 5,669,520.90 = 1,382,728.60 : x
  2. Step 2: Convert to fraction form
    3,779,680.60/5,669,520.90 = 1,382,728.60/x
  3. Step 3: Cross multiply
    3,779,680.60x = 5,669,520.90 × 1,382,728.60
  4. Step 4: Simplify right side
    3,779,680.60x = 7,839,408,696,727.74
  5. Step 5: Solve for x
    x = 7,839,408,696,727.74/3,779,680.60
  6. Step 6: Final answer
    x = 2,074,092.90

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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.