Home / 1,950,211.28-2,924,792.76-687,872.72

Finding the Fourth Proportional to 1,950,211.28, 2,924,792.76 and 687,872.72

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Solution

The fourth proportional to 1,950,211.28, 2,924,792.76 and 687,872.72 is: 1,031,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,211.28 : 2,924,792.76 = 687,872.72 : x
  2. Step 2: Convert to fraction form
    1,950,211.28/2,924,792.76 = 687,872.72/x
  3. Step 3: Cross multiply
    1,950,211.28x = 2,924,792.76 × 687,872.72
  4. Step 4: Simplify right side
    1,950,211.28x = 2,011,885,151,257.51
  5. Step 5: Solve for x
    x = 2,011,885,151,257.51/1,950,211.28
  6. Step 6: Final answer
    x = 1,031,624.20

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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.