Home / 2,836,523.12-4,254,751.88-814,816.60

Finding the Fourth Proportional to 2,836,523.12, 4,254,751.88 and 814,816.60

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Solution

The fourth proportional to 2,836,523.12, 4,254,751.88 and 814,816.60 is: 1,222,215.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,523.12 : 4,254,751.88 = 814,816.60 : x
  2. Step 2: Convert to fraction form
    2,836,523.12/4,254,751.88 = 814,816.60/x
  3. Step 3: Cross multiply
    2,836,523.12x = 4,254,751.88 × 814,816.60
  4. Step 4: Simplify right side
    2,836,523.12x = 3,466,842,460,705.21
  5. Step 5: Solve for x
    x = 3,466,842,460,705.21/2,836,523.12
  6. Step 6: Final answer
    x = 1,222,215.48

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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.