Home / 2,083,643.20-3,132,146.40-1,935,726.40

Finding the Fourth Proportional to 2,083,643.20, 3,132,146.40 and 1,935,726.40

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Solution

The fourth proportional to 2,083,643.20, 3,132,146.40 and 1,935,726.40 is: 2,909,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,643.20 : 3,132,146.40 = 1,935,726.40 : x
  2. Step 2: Convert to fraction form
    2,083,643.20/3,132,146.40 = 1,935,726.40/x
  3. Step 3: Cross multiply
    2,083,643.20x = 3,132,146.40 × 1,935,726.40
  4. Step 4: Simplify right side
    2,083,643.20x = 6,062,978,475,144.96
  5. Step 5: Solve for x
    x = 6,062,978,475,144.96/2,083,643.20
  6. Step 6: Final answer
    x = 2,909,796.88

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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.