Home / 2,160,717.50-2,981,778-1,193,848.04

Finding the Fourth Proportional to 2,160,717.50, 2,981,778 and 1,193,848.04

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Solution

The fourth proportional to 2,160,717.50, 2,981,778 and 1,193,848.04 is: 1,647,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,717.50 : 2,981,778 = 1,193,848.04 : x
  2. Step 2: Convert to fraction form
    2,160,717.50/2,981,778 = 1,193,848.04/x
  3. Step 3: Cross multiply
    2,160,717.50x = 2,981,778 × 1,193,848.04
  4. Step 4: Simplify right side
    2,160,717.50x = 3,559,789,821,015.12
  5. Step 5: Solve for x
    x = 3,559,789,821,015.12/2,160,717.50
  6. Step 6: Final answer
    x = 1,647,503.58

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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.