Home / 1,726,404.80-2,590,384.80-827,499.20

Finding the Fourth Proportional to 1,726,404.80, 2,590,384.80 and 827,499.20

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Solution

The fourth proportional to 1,726,404.80, 2,590,384.80 and 827,499.20 is: 1,241,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,404.80 : 2,590,384.80 = 827,499.20 : x
  2. Step 2: Convert to fraction form
    1,726,404.80/2,590,384.80 = 827,499.20/x
  3. Step 3: Cross multiply
    1,726,404.80x = 2,590,384.80 × 827,499.20
  4. Step 4: Simplify right side
    1,726,404.80x = 2,143,541,349,692.16
  5. Step 5: Solve for x
    x = 2,143,541,349,692.16/1,726,404.80
  6. Step 6: Final answer
    x = 1,241,621.52

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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.