Home / 4,366,821.20-6,550,231.80-1,971,813.20

Finding the Fourth Proportional to 4,366,821.20, 6,550,231.80 and 1,971,813.20

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Solution

The fourth proportional to 4,366,821.20, 6,550,231.80 and 1,971,813.20 is: 2,957,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,366,821.20 : 6,550,231.80 = 1,971,813.20 : x
  2. Step 2: Convert to fraction form
    4,366,821.20/6,550,231.80 = 1,971,813.20/x
  3. Step 3: Cross multiply
    4,366,821.20x = 6,550,231.80 × 1,971,813.20
  4. Step 4: Simplify right side
    4,366,821.20x = 12,915,833,526,299.76
  5. Step 5: Solve for x
    x = 12,915,833,526,299.76/4,366,821.20
  6. Step 6: Final answer
    x = 2,957,719.80

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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.