Home / 2,780,414.90-4,170,622.35-2,743,090.10

Finding the Fourth Proportional to 2,780,414.90, 4,170,622.35 and 2,743,090.10

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Solution

The fourth proportional to 2,780,414.90, 4,170,622.35 and 2,743,090.10 is: 4,114,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,414.90 : 4,170,622.35 = 2,743,090.10 : x
  2. Step 2: Convert to fraction form
    2,780,414.90/4,170,622.35 = 2,743,090.10/x
  3. Step 3: Cross multiply
    2,780,414.90x = 4,170,622.35 × 2,743,090.10
  4. Step 4: Simplify right side
    2,780,414.90x = 11,440,392,879,123.74
  5. Step 5: Solve for x
    x = 11,440,392,879,123.74/2,780,414.90
  6. Step 6: Final answer
    x = 4,114,635.15

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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.