Home / 2,743,459.20-4,115,188.80-748,915.20

Finding the Fourth Proportional to 2,743,459.20, 4,115,188.80 and 748,915.20

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Solution

The fourth proportional to 2,743,459.20, 4,115,188.80 and 748,915.20 is: 1,123,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,459.20 : 4,115,188.80 = 748,915.20 : x
  2. Step 2: Convert to fraction form
    2,743,459.20/4,115,188.80 = 748,915.20/x
  3. Step 3: Cross multiply
    2,743,459.20x = 4,115,188.80 × 748,915.20
  4. Step 4: Simplify right side
    2,743,459.20x = 3,081,927,443,189.76
  5. Step 5: Solve for x
    x = 3,081,927,443,189.76/2,743,459.20
  6. Step 6: Final answer
    x = 1,123,372.80

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1.5x scale

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.