Home / 2,083,626.20-3,124,824.90-821,034.20

Finding the Fourth Proportional to 2,083,626.20, 3,124,824.90 and 821,034.20

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Solution

The fourth proportional to 2,083,626.20, 3,124,824.90 and 821,034.20 is: 1,231,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,626.20 : 3,124,824.90 = 821,034.20 : x
  2. Step 2: Convert to fraction form
    2,083,626.20/3,124,824.90 = 821,034.20/x
  3. Step 3: Cross multiply
    2,083,626.20x = 3,124,824.90 × 821,034.20
  4. Step 4: Simplify right side
    2,083,626.20x = 2,565,588,111,911.58
  5. Step 5: Solve for x
    x = 2,565,588,111,911.58/2,083,626.20
  6. Step 6: Final answer
    x = 1,231,309.20

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1.5x scale

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.