Home / 1,521,717.24-2,099,885.76-842,610

Finding the Fourth Proportional to 1,521,717.24, 2,099,885.76 and 842,610

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Solution

The fourth proportional to 1,521,717.24, 2,099,885.76 and 842,610 is: 1,162,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,717.24 : 2,099,885.76 = 842,610 : x
  2. Step 2: Convert to fraction form
    1,521,717.24/2,099,885.76 = 842,610/x
  3. Step 3: Cross multiply
    1,521,717.24x = 2,099,885.76 × 842,610
  4. Step 4: Simplify right side
    1,521,717.24x = 1,769,384,740,233.60
  5. Step 5: Solve for x
    x = 1,769,384,740,233.60/1,521,717.24
  6. Step 6: Final answer
    x = 1,162,755.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.