Home / 1,747,509.06-2,621,280.90-485,343.30

Finding the Fourth Proportional to 1,747,509.06, 2,621,280.90 and 485,343.30

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Solution

The fourth proportional to 1,747,509.06, 2,621,280.90 and 485,343.30 is: 728,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,509.06 : 2,621,280.90 = 485,343.30 : x
  2. Step 2: Convert to fraction form
    1,747,509.06/2,621,280.90 = 485,343.30/x
  3. Step 3: Cross multiply
    1,747,509.06x = 2,621,280.90 × 485,343.30
  4. Step 4: Simplify right side
    1,747,509.06x = 1,272,221,122,232.97
  5. Step 5: Solve for x
    x = 1,272,221,122,232.97/1,747,509.06
  6. Step 6: Final answer
    x = 728,019.76

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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.