Home / 2,271,138.27-3,407,213.76-651,780.87

Finding the Fourth Proportional to 2,271,138.27, 3,407,213.76 and 651,780.87

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Solution

The fourth proportional to 2,271,138.27, 3,407,213.76 and 651,780.87 is: 977,816.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,138.27 : 3,407,213.76 = 651,780.87 : x
  2. Step 2: Convert to fraction form
    2,271,138.27/3,407,213.76 = 651,780.87/x
  3. Step 3: Cross multiply
    2,271,138.27x = 3,407,213.76 × 651,780.87
  4. Step 4: Simplify right side
    2,271,138.27x = 2,220,756,748,768.77
  5. Step 5: Solve for x
    x = 2,220,756,748,768.77/2,271,138.27
  6. Step 6: Final answer
    x = 977,816.62

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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.