Home / 1,727,891.80-2,588,532.90-928,907.80

Finding the Fourth Proportional to 1,727,891.80, 2,588,532.90 and 928,907.80

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Solution

The fourth proportional to 1,727,891.80, 2,588,532.90 and 928,907.80 is: 1,391,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,891.80 : 2,588,532.90 = 928,907.80 : x
  2. Step 2: Convert to fraction form
    1,727,891.80/2,588,532.90 = 928,907.80/x
  3. Step 3: Cross multiply
    1,727,891.80x = 2,588,532.90 × 928,907.80
  4. Step 4: Simplify right side
    1,727,891.80x = 2,404,508,401,366.62
  5. Step 5: Solve for x
    x = 2,404,508,401,366.62/1,727,891.80
  6. Step 6: Final answer
    x = 1,391,585.05

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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.