Home / 2,189,881.10-3,282,586.05-1,479,980.90

Finding the Fourth Proportional to 2,189,881.10, 3,282,586.05 and 1,479,980.90

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Solution

The fourth proportional to 2,189,881.10, 3,282,586.05 and 1,479,980.90 is: 2,218,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,881.10 : 3,282,586.05 = 1,479,980.90 : x
  2. Step 2: Convert to fraction form
    2,189,881.10/3,282,586.05 = 1,479,980.90/x
  3. Step 3: Cross multiply
    2,189,881.10x = 3,282,586.05 × 1,479,980.90
  4. Step 4: Simplify right side
    2,189,881.10x = 4,858,164,656,606.44
  5. Step 5: Solve for x
    x = 4,858,164,656,606.44/2,189,881.10
  6. Step 6: Final answer
    x = 2,218,460.47

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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.