Home / 1,307,616.38-1,961,537.43-360,987.20

Finding the Fourth Proportional to 1,307,616.38, 1,961,537.43 and 360,987.20

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Solution

The fourth proportional to 1,307,616.38, 1,961,537.43 and 360,987.20 is: 541,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,616.38 : 1,961,537.43 = 360,987.20 : x
  2. Step 2: Convert to fraction form
    1,307,616.38/1,961,537.43 = 360,987.20/x
  3. Step 3: Cross multiply
    1,307,616.38x = 1,961,537.43 × 360,987.20
  4. Step 4: Simplify right side
    1,307,616.38x = 708,089,904,550.90
  5. Step 5: Solve for x
    x = 708,089,904,550.90/1,307,616.38
  6. Step 6: Final answer
    x = 541,511.96

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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.