Home / 2,680,628.80-4,017,832.80-1,082,401.60

Finding the Fourth Proportional to 2,680,628.80, 4,017,832.80 and 1,082,401.60

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Solution

The fourth proportional to 2,680,628.80, 4,017,832.80 and 1,082,401.60 is: 1,622,346.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,628.80 : 4,017,832.80 = 1,082,401.60 : x
  2. Step 2: Convert to fraction form
    2,680,628.80/4,017,832.80 = 1,082,401.60/x
  3. Step 3: Cross multiply
    2,680,628.80x = 4,017,832.80 × 1,082,401.60
  4. Step 4: Simplify right side
    2,680,628.80x = 4,348,908,651,252.48
  5. Step 5: Solve for x
    x = 4,348,908,651,252.48/2,680,628.80
  6. Step 6: Final answer
    x = 1,622,346.46

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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.