Home / 2,990,945.20-4,486,417.80-2,034,351.40

Finding the Fourth Proportional to 2,990,945.20, 4,486,417.80 and 2,034,351.40

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Solution

The fourth proportional to 2,990,945.20, 4,486,417.80 and 2,034,351.40 is: 3,051,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,945.20 : 4,486,417.80 = 2,034,351.40 : x
  2. Step 2: Convert to fraction form
    2,990,945.20/4,486,417.80 = 2,034,351.40/x
  3. Step 3: Cross multiply
    2,990,945.20x = 4,486,417.80 × 2,034,351.40
  4. Step 4: Simplify right side
    2,990,945.20x = 9,126,950,332,414.92
  5. Step 5: Solve for x
    x = 9,126,950,332,414.92/2,990,945.20
  6. Step 6: Final answer
    x = 3,051,527.10

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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.