Home / 1,250,717.32-1,878,586.50-746,262.76

Finding the Fourth Proportional to 1,250,717.32, 1,878,586.50 and 746,262.76

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Solution

The fourth proportional to 1,250,717.32, 1,878,586.50 and 746,262.76 is: 1,120,892.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,717.32 : 1,878,586.50 = 746,262.76 : x
  2. Step 2: Convert to fraction form
    1,250,717.32/1,878,586.50 = 746,262.76/x
  3. Step 3: Cross multiply
    1,250,717.32x = 1,878,586.50 × 746,262.76
  4. Step 4: Simplify right side
    1,250,717.32x = 1,401,919,146,388.74
  5. Step 5: Solve for x
    x = 1,401,919,146,388.74/1,250,717.32
  6. Step 6: Final answer
    x = 1,120,892.09

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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.