Home / 2,418,285.12-3,337,164.62-1,330,557.42

Finding the Fourth Proportional to 2,418,285.12, 3,337,164.62 and 1,330,557.42

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Solution

The fourth proportional to 2,418,285.12, 3,337,164.62 and 1,330,557.42 is: 1,836,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,285.12 : 3,337,164.62 = 1,330,557.42 : x
  2. Step 2: Convert to fraction form
    2,418,285.12/3,337,164.62 = 1,330,557.42/x
  3. Step 3: Cross multiply
    2,418,285.12x = 3,337,164.62 × 1,330,557.42
  4. Step 4: Simplify right side
    2,418,285.12x = 4,440,289,146,902.48
  5. Step 5: Solve for x
    x = 4,440,289,146,902.48/2,418,285.12
  6. Step 6: Final answer
    x = 1,836,131.36

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Double scale
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1.5x scale

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.