Home / 2,148,190.62-2,965,902.54-1,333,591.20

Finding the Fourth Proportional to 2,148,190.62, 2,965,902.54 and 1,333,591.20

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Solution

The fourth proportional to 2,148,190.62, 2,965,902.54 and 1,333,591.20 is: 1,841,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,190.62 : 2,965,902.54 = 1,333,591.20 : x
  2. Step 2: Convert to fraction form
    2,148,190.62/2,965,902.54 = 1,333,591.20/x
  3. Step 3: Cross multiply
    2,148,190.62x = 2,965,902.54 × 1,333,591.20
  4. Step 4: Simplify right side
    2,148,190.62x = 3,955,301,527,401.65
  5. Step 5: Solve for x
    x = 3,955,301,527,401.65/2,148,190.62
  6. Step 6: Final answer
    x = 1,841,224.65

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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.