Home / 1,342,757.69-2,014,456.28-396,129.32

Finding the Fourth Proportional to 1,342,757.69, 2,014,456.28 and 396,129.32

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Solution

The fourth proportional to 1,342,757.69, 2,014,456.28 and 396,129.32 is: 594,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,757.69 : 2,014,456.28 = 396,129.32 : x
  2. Step 2: Convert to fraction form
    1,342,757.69/2,014,456.28 = 396,129.32/x
  3. Step 3: Cross multiply
    1,342,757.69x = 2,014,456.28 × 396,129.32
  4. Step 4: Simplify right side
    1,342,757.69x = 797,985,194,095.64
  5. Step 5: Solve for x
    x = 797,985,194,095.64/1,342,757.69
  6. Step 6: Final answer
    x = 594,288.31

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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.