Home / 1,941,744.90-2,913,912.99-679,572.66

Finding the Fourth Proportional to 1,941,744.90, 2,913,912.99 and 679,572.66

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Solution

The fourth proportional to 1,941,744.90, 2,913,912.99 and 679,572.66 is: 1,019,812.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,744.90 : 2,913,912.99 = 679,572.66 : x
  2. Step 2: Convert to fraction form
    1,941,744.90/2,913,912.99 = 679,572.66/x
  3. Step 3: Cross multiply
    1,941,744.90x = 2,913,912.99 × 679,572.66
  4. Step 4: Simplify right side
    1,941,744.90x = 1,980,215,601,622.85
  5. Step 5: Solve for x
    x = 1,980,215,601,622.85/1,941,744.90
  6. Step 6: Final answer
    x = 1,019,812.44

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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.