Home / 2,246,126.40-3,099,647.44-1,227,531.20

Finding the Fourth Proportional to 2,246,126.40, 3,099,647.44 and 1,227,531.20

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Solution

The fourth proportional to 2,246,126.40, 3,099,647.44 and 1,227,531.20 is: 1,693,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246,126.40 : 3,099,647.44 = 1,227,531.20 : x
  2. Step 2: Convert to fraction form
    2,246,126.40/3,099,647.44 = 1,227,531.20/x
  3. Step 3: Cross multiply
    2,246,126.40x = 3,099,647.44 × 1,227,531.20
  4. Step 4: Simplify right side
    2,246,126.40x = 3,804,913,941,600.13
  5. Step 5: Solve for x
    x = 3,804,913,941,600.13/2,246,126.40
  6. Step 6: Final answer
    x = 1,693,989.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.