Home / 1,786,834.80-2,680,252.20-1,587,769.20

Finding the Fourth Proportional to 1,786,834.80, 2,680,252.20 and 1,587,769.20

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Solution

The fourth proportional to 1,786,834.80, 2,680,252.20 and 1,587,769.20 is: 2,381,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,834.80 : 2,680,252.20 = 1,587,769.20 : x
  2. Step 2: Convert to fraction form
    1,786,834.80/2,680,252.20 = 1,587,769.20/x
  3. Step 3: Cross multiply
    1,786,834.80x = 2,680,252.20 × 1,587,769.20
  4. Step 4: Simplify right side
    1,786,834.80x = 4,255,621,891,392.24
  5. Step 5: Solve for x
    x = 4,255,621,891,392.24/1,786,834.80
  6. Step 6: Final answer
    x = 2,381,653.80

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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.