Home / 2,568,387.02-3,852,618.26-1,220,687.15

Finding the Fourth Proportional to 2,568,387.02, 3,852,618.26 and 1,220,687.15

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Solution

The fourth proportional to 2,568,387.02, 3,852,618.26 and 1,220,687.15 is: 1,831,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,387.02 : 3,852,618.26 = 1,220,687.15 : x
  2. Step 2: Convert to fraction form
    2,568,387.02/3,852,618.26 = 1,220,687.15/x
  3. Step 3: Cross multiply
    2,568,387.02x = 3,852,618.26 × 1,220,687.15
  4. Step 4: Simplify right side
    2,568,387.02x = 4,702,841,578,470.83
  5. Step 5: Solve for x
    x = 4,702,841,578,470.83/2,568,387.02
  6. Step 6: Final answer
    x = 1,831,048.65

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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.