Home / 2,405,273.43-3,318,018.87-1,487,209.09

Finding the Fourth Proportional to 2,405,273.43, 3,318,018.87 and 1,487,209.09

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Solution

The fourth proportional to 2,405,273.43, 3,318,018.87 and 1,487,209.09 is: 2,051,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,273.43 : 3,318,018.87 = 1,487,209.09 : x
  2. Step 2: Convert to fraction form
    2,405,273.43/3,318,018.87 = 1,487,209.09/x
  3. Step 3: Cross multiply
    2,405,273.43x = 3,318,018.87 × 1,487,209.09
  4. Step 4: Simplify right side
    2,405,273.43x = 4,934,587,824,255.53
  5. Step 5: Solve for x
    x = 4,934,587,824,255.53/2,405,273.43
  6. Step 6: Final answer
    x = 2,051,570.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.