Home / 2,340,467.40-3,229,887.78-1,321,681.80

Finding the Fourth Proportional to 2,340,467.40, 3,229,887.78 and 1,321,681.80

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Solution

The fourth proportional to 2,340,467.40, 3,229,887.78 and 1,321,681.80 is: 1,823,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,467.40 : 3,229,887.78 = 1,321,681.80 : x
  2. Step 2: Convert to fraction form
    2,340,467.40/3,229,887.78 = 1,321,681.80/x
  3. Step 3: Cross multiply
    2,340,467.40x = 3,229,887.78 × 1,321,681.80
  4. Step 4: Simplify right side
    2,340,467.40x = 4,268,883,894,868.40
  5. Step 5: Solve for x
    x = 4,268,883,894,868.40/2,340,467.40
  6. Step 6: Final answer
    x = 1,823,945.04

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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.