Home / 1,967,311.92-2,951,073.18-619,579.49

Finding the Fourth Proportional to 1,967,311.92, 2,951,073.18 and 619,579.49

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Solution

The fourth proportional to 1,967,311.92, 2,951,073.18 and 619,579.49 is: 929,402.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,311.92 : 2,951,073.18 = 619,579.49 : x
  2. Step 2: Convert to fraction form
    1,967,311.92/2,951,073.18 = 619,579.49/x
  3. Step 3: Cross multiply
    1,967,311.92x = 2,951,073.18 × 619,579.49
  4. Step 4: Simplify right side
    1,967,311.92x = 1,828,424,401,061.71
  5. Step 5: Solve for x
    x = 1,828,424,401,061.71/1,967,311.92
  6. Step 6: Final answer
    x = 929,402.39

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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.