Home / 2,285,568.12-3,153,871.98-1,266,886.20

Finding the Fourth Proportional to 2,285,568.12, 3,153,871.98 and 1,266,886.20

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Solution

The fourth proportional to 2,285,568.12, 3,153,871.98 and 1,266,886.20 is: 1,748,185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,568.12 : 3,153,871.98 = 1,266,886.20 : x
  2. Step 2: Convert to fraction form
    2,285,568.12/3,153,871.98 = 1,266,886.20/x
  3. Step 3: Cross multiply
    2,285,568.12x = 3,153,871.98 × 1,266,886.20
  4. Step 4: Simplify right side
    2,285,568.12x = 3,995,596,888,028.68
  5. Step 5: Solve for x
    x = 3,995,596,888,028.68/2,285,568.12
  6. Step 6: Final answer
    x = 1,748,185.43

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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.