Home / 3,780,986.70-5,671,450.88-941,079.72

Finding the Fourth Proportional to 3,780,986.70, 5,671,450.88 and 941,079.72

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Solution

The fourth proportional to 3,780,986.70, 5,671,450.88 and 941,079.72 is: 1,411,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,986.70 : 5,671,450.88 = 941,079.72 : x
  2. Step 2: Convert to fraction form
    3,780,986.70/5,671,450.88 = 941,079.72/x
  3. Step 3: Cross multiply
    3,780,986.70x = 5,671,450.88 × 941,079.72
  4. Step 4: Simplify right side
    3,780,986.70x = 5,337,287,406,144.15
  5. Step 5: Solve for x
    x = 5,337,287,406,144.15/3,780,986.70
  6. Step 6: Final answer
    x = 1,411,612.32

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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.