Home / 1,617,073.40-2,425,610.10-1,191,920.60

Finding the Fourth Proportional to 1,617,073.40, 2,425,610.10 and 1,191,920.60

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Solution

The fourth proportional to 1,617,073.40, 2,425,610.10 and 1,191,920.60 is: 1,787,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,073.40 : 2,425,610.10 = 1,191,920.60 : x
  2. Step 2: Convert to fraction form
    1,617,073.40/2,425,610.10 = 1,191,920.60/x
  3. Step 3: Cross multiply
    1,617,073.40x = 2,425,610.10 × 1,191,920.60
  4. Step 4: Simplify right side
    1,617,073.40x = 2,891,134,645,758.06
  5. Step 5: Solve for x
    x = 2,891,134,645,758.06/1,617,073.40
  6. Step 6: Final answer
    x = 1,787,880.90

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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.