Home / 3,281,010.60-4,930,847.10-2,870,437.80

Finding the Fourth Proportional to 3,281,010.60, 4,930,847.10 and 2,870,437.80

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Solution

The fourth proportional to 3,281,010.60, 4,930,847.10 and 2,870,437.80 is: 4,313,820.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,010.60 : 4,930,847.10 = 2,870,437.80 : x
  2. Step 2: Convert to fraction form
    3,281,010.60/4,930,847.10 = 2,870,437.80/x
  3. Step 3: Cross multiply
    3,281,010.60x = 4,930,847.10 × 2,870,437.80
  4. Step 4: Simplify right side
    3,281,010.60x = 14,153,689,901,860.38
  5. Step 5: Solve for x
    x = 14,153,689,901,860.38/3,281,010.60
  6. Step 6: Final answer
    x = 4,313,820.23

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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.