Home / 2,405,353.38-3,319,388.25-1,317,663.62

Finding the Fourth Proportional to 2,405,353.38, 3,319,388.25 and 1,317,663.62

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Solution

The fourth proportional to 2,405,353.38, 3,319,388.25 and 1,317,663.62 is: 1,818,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,353.38 : 3,319,388.25 = 1,317,663.62 : x
  2. Step 2: Convert to fraction form
    2,405,353.38/3,319,388.25 = 1,317,663.62/x
  3. Step 3: Cross multiply
    2,405,353.38x = 3,319,388.25 × 1,317,663.62
  4. Step 4: Simplify right side
    2,405,353.38x = 4,373,837,137,680.47
  5. Step 5: Solve for x
    x = 4,373,837,137,680.47/2,405,353.38
  6. Step 6: Final answer
    x = 1,818,376.12

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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.