Home / 3,275,764.60-4,913,646.90-2,142,023.80

Finding the Fourth Proportional to 3,275,764.60, 4,913,646.90 and 2,142,023.80

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Solution

The fourth proportional to 3,275,764.60, 4,913,646.90 and 2,142,023.80 is: 3,213,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,764.60 : 4,913,646.90 = 2,142,023.80 : x
  2. Step 2: Convert to fraction form
    3,275,764.60/4,913,646.90 = 2,142,023.80/x
  3. Step 3: Cross multiply
    3,275,764.60x = 4,913,646.90 × 2,142,023.80
  4. Step 4: Simplify right side
    3,275,764.60x = 10,525,148,604,596.22
  5. Step 5: Solve for x
    x = 10,525,148,604,596.22/3,275,764.60
  6. Step 6: Final answer
    x = 3,213,035.70

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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.