Home / 1,809,232.60-2,709,912.30-1,098,020.20

Finding the Fourth Proportional to 1,809,232.60, 2,709,912.30 and 1,098,020.20

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Solution

The fourth proportional to 1,809,232.60, 2,709,912.30 and 1,098,020.20 is: 1,644,641.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,232.60 : 2,709,912.30 = 1,098,020.20 : x
  2. Step 2: Convert to fraction form
    1,809,232.60/2,709,912.30 = 1,098,020.20/x
  3. Step 3: Cross multiply
    1,809,232.60x = 2,709,912.30 × 1,098,020.20
  4. Step 4: Simplify right side
    1,809,232.60x = 2,975,538,445,628.46
  5. Step 5: Solve for x
    x = 2,975,538,445,628.46/1,809,232.60
  6. Step 6: Final answer
    x = 1,644,641.18

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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.