Home / 4,079,819.40-6,119,729.10-1,840,331.40

Finding the Fourth Proportional to 4,079,819.40, 6,119,729.10 and 1,840,331.40

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Solution

The fourth proportional to 4,079,819.40, 6,119,729.10 and 1,840,331.40 is: 2,760,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,819.40 : 6,119,729.10 = 1,840,331.40 : x
  2. Step 2: Convert to fraction form
    4,079,819.40/6,119,729.10 = 1,840,331.40/x
  3. Step 3: Cross multiply
    4,079,819.40x = 6,119,729.10 × 1,840,331.40
  4. Step 4: Simplify right side
    4,079,819.40x = 11,262,329,622,223.74
  5. Step 5: Solve for x
    x = 11,262,329,622,223.74/4,079,819.40
  6. Step 6: Final answer
    x = 2,760,497.10

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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.