Home / 2,680,966.20-4,021,838.10-883,543.80

Finding the Fourth Proportional to 2,680,966.20, 4,021,838.10 and 883,543.80

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Solution

The fourth proportional to 2,680,966.20, 4,021,838.10 and 883,543.80 is: 1,325,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,966.20 : 4,021,838.10 = 883,543.80 : x
  2. Step 2: Convert to fraction form
    2,680,966.20/4,021,838.10 = 883,543.80/x
  3. Step 3: Cross multiply
    2,680,966.20x = 4,021,838.10 × 883,543.80
  4. Step 4: Simplify right side
    2,680,966.20x = 3,553,470,117,858.78
  5. Step 5: Solve for x
    x = 3,553,470,117,858.78/2,680,966.20
  6. Step 6: Final answer
    x = 1,325,443.83

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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.