Home / 1,726,309.80-2,590,242.30-827,404.20

Finding the Fourth Proportional to 1,726,309.80, 2,590,242.30 and 827,404.20

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Solution

The fourth proportional to 1,726,309.80, 2,590,242.30 and 827,404.20 is: 1,241,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,309.80 : 2,590,242.30 = 827,404.20 : x
  2. Step 2: Convert to fraction form
    1,726,309.80/2,590,242.30 = 827,404.20/x
  3. Step 3: Cross multiply
    1,726,309.80x = 2,590,242.30 × 827,404.20
  4. Step 4: Simplify right side
    1,726,309.80x = 2,143,177,358,037.66
  5. Step 5: Solve for x
    x = 2,143,177,358,037.66/1,726,309.80
  6. Step 6: Final answer
    x = 1,241,479.00

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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.