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Finding the Fourth Proportional to 2,582,510.80, 3,873,247.80 and 1,234,670.80

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Solution

The fourth proportional to 2,582,510.80, 3,873,247.80 and 1,234,670.80 is: 1,851,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582,510.80 : 3,873,247.80 = 1,234,670.80 : x
  2. Step 2: Convert to fraction form
    2,582,510.80/3,873,247.80 = 1,234,670.80/x
  3. Step 3: Cross multiply
    2,582,510.80x = 3,873,247.80 × 1,234,670.80
  4. Step 4: Simplify right side
    2,582,510.80x = 4,782,185,959,824.24
  5. Step 5: Solve for x
    x = 4,782,185,959,824.24/2,582,510.80
  6. Step 6: Final answer
    x = 1,851,758.36

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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.