Home / 2,681,733.40-4,022,600.10-1,831,427.80

Finding the Fourth Proportional to 2,681,733.40, 4,022,600.10 and 1,831,427.80

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Solution

The fourth proportional to 2,681,733.40, 4,022,600.10 and 1,831,427.80 is: 2,747,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,733.40 : 4,022,600.10 = 1,831,427.80 : x
  2. Step 2: Convert to fraction form
    2,681,733.40/4,022,600.10 = 1,831,427.80/x
  3. Step 3: Cross multiply
    2,681,733.40x = 4,022,600.10 × 1,831,427.80
  4. Step 4: Simplify right side
    2,681,733.40x = 7,367,101,651,422.78
  5. Step 5: Solve for x
    x = 7,367,101,651,422.78/2,681,733.40
  6. Step 6: Final answer
    x = 2,747,141.70

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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.