Home / 2,982,211.20-4,473,316.80-738,349.20

Finding the Fourth Proportional to 2,982,211.20, 4,473,316.80 and 738,349.20

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Solution

The fourth proportional to 2,982,211.20, 4,473,316.80 and 738,349.20 is: 1,107,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,211.20 : 4,473,316.80 = 738,349.20 : x
  2. Step 2: Convert to fraction form
    2,982,211.20/4,473,316.80 = 738,349.20/x
  3. Step 3: Cross multiply
    2,982,211.20x = 4,473,316.80 × 738,349.20
  4. Step 4: Simplify right side
    2,982,211.20x = 3,302,869,880,626.56
  5. Step 5: Solve for x
    x = 3,302,869,880,626.56/2,982,211.20
  6. Step 6: Final answer
    x = 1,107,523.80

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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.