Home / 1,617,040.20-2,427,309.90-908,452.20

Finding the Fourth Proportional to 1,617,040.20, 2,427,309.90 and 908,452.20

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Solution

The fourth proportional to 1,617,040.20, 2,427,309.90 and 908,452.20 is: 1,363,661.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,040.20 : 2,427,309.90 = 908,452.20 : x
  2. Step 2: Convert to fraction form
    1,617,040.20/2,427,309.90 = 908,452.20/x
  3. Step 3: Cross multiply
    1,617,040.20x = 2,427,309.90 × 908,452.20
  4. Step 4: Simplify right side
    1,617,040.20x = 2,205,095,018,736.78
  5. Step 5: Solve for x
    x = 2,205,095,018,736.78/1,617,040.20
  6. Step 6: Final answer
    x = 1,363,661.22

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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.