Home / 3,190,228.20-4,776,011.10-2,126,471.40

Finding the Fourth Proportional to 3,190,228.20, 4,776,011.10 and 2,126,471.40

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Solution

The fourth proportional to 3,190,228.20, 4,776,011.10 and 2,126,471.40 is: 3,183,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,228.20 : 4,776,011.10 = 2,126,471.40 : x
  2. Step 2: Convert to fraction form
    3,190,228.20/4,776,011.10 = 2,126,471.40/x
  3. Step 3: Cross multiply
    3,190,228.20x = 4,776,011.10 × 2,126,471.40
  4. Step 4: Simplify right side
    3,190,228.20x = 10,156,051,010,232.54
  5. Step 5: Solve for x
    x = 10,156,051,010,232.54/3,190,228.20
  6. Step 6: Final answer
    x = 3,183,487.32

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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.