Home / 1,522,445.04-2,100,945.24-843,387.12

Finding the Fourth Proportional to 1,522,445.04, 2,100,945.24 and 843,387.12

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Solution

The fourth proportional to 1,522,445.04, 2,100,945.24 and 843,387.12 is: 1,163,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,445.04 : 2,100,945.24 = 843,387.12 : x
  2. Step 2: Convert to fraction form
    1,522,445.04/2,100,945.24 = 843,387.12/x
  3. Step 3: Cross multiply
    1,522,445.04x = 2,100,945.24 × 843,387.12
  4. Step 4: Simplify right side
    1,522,445.04x = 1,771,910,155,241.31
  5. Step 5: Solve for x
    x = 1,771,910,155,241.31/1,522,445.04
  6. Step 6: Final answer
    x = 1,163,858.21

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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.