Home / 2,077,205.20-3,115,577.40-1,702,574.80

Finding the Fourth Proportional to 2,077,205.20, 3,115,577.40 and 1,702,574.80

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Solution

The fourth proportional to 2,077,205.20, 3,115,577.40 and 1,702,574.80 is: 2,553,673.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,205.20 : 3,115,577.40 = 1,702,574.80 : x
  2. Step 2: Convert to fraction form
    2,077,205.20/3,115,577.40 = 1,702,574.80/x
  3. Step 3: Cross multiply
    2,077,205.20x = 3,115,577.40 × 1,702,574.80
  4. Step 4: Simplify right side
    2,077,205.20x = 5,304,503,568,689.52
  5. Step 5: Solve for x
    x = 5,304,503,568,689.52/2,077,205.20
  6. Step 6: Final answer
    x = 2,553,673.35

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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.