Home / 3,119,971.68-4,676,522.72-2,040,038.88

Finding the Fourth Proportional to 3,119,971.68, 4,676,522.72 and 2,040,038.88

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Solution

The fourth proportional to 3,119,971.68, 4,676,522.72 and 2,040,038.88 is: 3,057,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,971.68 : 4,676,522.72 = 2,040,038.88 : x
  2. Step 2: Convert to fraction form
    3,119,971.68/4,676,522.72 = 2,040,038.88/x
  3. Step 3: Cross multiply
    3,119,971.68x = 4,676,522.72 × 2,040,038.88
  4. Step 4: Simplify right side
    3,119,971.68x = 9,540,288,172,003.35
  5. Step 5: Solve for x
    x = 9,540,288,172,003.35/3,119,971.68
  6. Step 6: Final answer
    x = 3,057,812.43

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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.