Home / 1,342,872.64-2,014,678.34-396,243.36

Finding the Fourth Proportional to 1,342,872.64, 2,014,678.34 and 396,243.36

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Solution

The fourth proportional to 1,342,872.64, 2,014,678.34 and 396,243.36 is: 594,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,872.64 : 2,014,678.34 = 396,243.36 : x
  2. Step 2: Convert to fraction form
    1,342,872.64/2,014,678.34 = 396,243.36/x
  3. Step 3: Cross multiply
    1,342,872.64x = 2,014,678.34 × 396,243.36
  4. Step 4: Simplify right side
    1,342,872.64x = 798,302,914,265.52
  5. Step 5: Solve for x
    x = 798,302,914,265.52/1,342,872.64
  6. Step 6: Final answer
    x = 594,474.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.