Home / 2,783,116.40-4,165,343.40-2,447,193.20

Finding the Fourth Proportional to 2,783,116.40, 4,165,343.40 and 2,447,193.20

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Solution

The fourth proportional to 2,783,116.40, 4,165,343.40 and 2,447,193.20 is: 3,662,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,116.40 : 4,165,343.40 = 2,447,193.20 : x
  2. Step 2: Convert to fraction form
    2,783,116.40/4,165,343.40 = 2,447,193.20/x
  3. Step 3: Cross multiply
    2,783,116.40x = 4,165,343.40 × 2,447,193.20
  4. Step 4: Simplify right side
    2,783,116.40x = 10,193,400,044,144.88
  5. Step 5: Solve for x
    x = 10,193,400,044,144.88/2,783,116.40
  6. Step 6: Final answer
    x = 3,662,584.88

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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.