Home / 2,820,986.60-4,235,627.10-1,983,252.20

Finding the Fourth Proportional to 2,820,986.60, 4,235,627.10 and 1,983,252.20

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Solution

The fourth proportional to 2,820,986.60, 4,235,627.10 and 1,983,252.20 is: 2,977,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,986.60 : 4,235,627.10 = 1,983,252.20 : x
  2. Step 2: Convert to fraction form
    2,820,986.60/4,235,627.10 = 1,983,252.20/x
  3. Step 3: Cross multiply
    2,820,986.60x = 4,235,627.10 × 1,983,252.20
  4. Step 4: Simplify right side
    2,820,986.60x = 8,400,316,764,454.62
  5. Step 5: Solve for x
    x = 8,400,316,764,454.62/2,820,986.60
  6. Step 6: Final answer
    x = 2,977,793.93

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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.