Home / 1,719,092.80-2,577,983.10-520,616.80

Finding the Fourth Proportional to 1,719,092.80, 2,577,983.10 and 520,616.80

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Solution

The fourth proportional to 1,719,092.80, 2,577,983.10 and 520,616.80 is: 780,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,092.80 : 2,577,983.10 = 520,616.80 : x
  2. Step 2: Convert to fraction form
    1,719,092.80/2,577,983.10 = 520,616.80/x
  3. Step 3: Cross multiply
    1,719,092.80x = 2,577,983.10 × 520,616.80
  4. Step 4: Simplify right side
    1,719,092.80x = 1,342,141,311,976.08
  5. Step 5: Solve for x
    x = 1,342,141,311,976.08/1,719,092.80
  6. Step 6: Final answer
    x = 780,726.50

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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.