Home / 4,081,763.20-6,129,643.20-2,668,086.40

Finding the Fourth Proportional to 4,081,763.20, 6,129,643.20 and 2,668,086.40

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Solution

The fourth proportional to 4,081,763.20, 6,129,643.20 and 2,668,086.40 is: 4,006,704.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081,763.20 : 6,129,643.20 = 2,668,086.40 : x
  2. Step 2: Convert to fraction form
    4,081,763.20/6,129,643.20 = 2,668,086.40/x
  3. Step 3: Cross multiply
    4,081,763.20x = 6,129,643.20 × 2,668,086.40
  4. Step 4: Simplify right side
    4,081,763.20x = 16,354,417,658,772.48
  5. Step 5: Solve for x
    x = 16,354,417,658,772.48/4,081,763.20
  6. Step 6: Final answer
    x = 4,006,704.18

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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.