Home / 2,218,519.16-3,319,022.98-1,680,325.80

Finding the Fourth Proportional to 2,218,519.16, 3,319,022.98 and 1,680,325.80

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Solution

The fourth proportional to 2,218,519.16, 3,319,022.98 and 1,680,325.80 is: 2,513,857.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,519.16 : 3,319,022.98 = 1,680,325.80 : x
  2. Step 2: Convert to fraction form
    2,218,519.16/3,319,022.98 = 1,680,325.80/x
  3. Step 3: Cross multiply
    2,218,519.16x = 3,319,022.98 × 1,680,325.80
  4. Step 4: Simplify right side
    2,218,519.16x = 5,577,039,944,086.88
  5. Step 5: Solve for x
    x = 5,577,039,944,086.88/2,218,519.16
  6. Step 6: Final answer
    x = 2,513,857.01

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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.