Home / 1,334,581.79-1,841,731.90-722,735.06

Finding the Fourth Proportional to 1,334,581.79, 1,841,731.90 and 722,735.06

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Solution

The fourth proportional to 1,334,581.79, 1,841,731.90 and 722,735.06 is: 997,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,581.79 : 1,841,731.90 = 722,735.06 : x
  2. Step 2: Convert to fraction form
    1,334,581.79/1,841,731.90 = 722,735.06/x
  3. Step 3: Cross multiply
    1,334,581.79x = 1,841,731.90 × 722,735.06
  4. Step 4: Simplify right side
    1,334,581.79x = 1,331,084,204,234.92
  5. Step 5: Solve for x
    x = 1,331,084,204,234.92/1,334,581.79
  6. Step 6: Final answer
    x = 997,379.27

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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.