Home / 3,561,215.90-4,914,569.43-2,185,319.79

Finding the Fourth Proportional to 3,561,215.90, 4,914,569.43 and 2,185,319.79

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Solution

The fourth proportional to 3,561,215.90, 4,914,569.43 and 2,185,319.79 is: 3,015,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,215.90 : 4,914,569.43 = 2,185,319.79 : x
  2. Step 2: Convert to fraction form
    3,561,215.90/4,914,569.43 = 2,185,319.79/x
  3. Step 3: Cross multiply
    3,561,215.90x = 4,914,569.43 × 2,185,319.79
  4. Step 4: Simplify right side
    3,561,215.90x = 10,739,905,834,708.02
  5. Step 5: Solve for x
    x = 10,739,905,834,708.02/3,561,215.90
  6. Step 6: Final answer
    x = 3,015,797.46

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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.