Home / 2,568,020.80-3,849,266.40-969,966.40

Finding the Fourth Proportional to 2,568,020.80, 3,849,266.40 and 969,966.40

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Solution

The fourth proportional to 2,568,020.80, 3,849,266.40 and 969,966.40 is: 1,453,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,020.80 : 3,849,266.40 = 969,966.40 : x
  2. Step 2: Convert to fraction form
    2,568,020.80/3,849,266.40 = 969,966.40/x
  3. Step 3: Cross multiply
    2,568,020.80x = 3,849,266.40 × 969,966.40
  4. Step 4: Simplify right side
    2,568,020.80x = 3,733,659,072,648.96
  5. Step 5: Solve for x
    x = 3,733,659,072,648.96/2,568,020.80
  6. Step 6: Final answer
    x = 1,453,905.31

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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.