Home / 1,560,630.69-2,340,945.99-438,699.69

Finding the Fourth Proportional to 1,560,630.69, 2,340,945.99 and 438,699.69

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Solution

The fourth proportional to 1,560,630.69, 2,340,945.99 and 438,699.69 is: 658,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,630.69 : 2,340,945.99 = 438,699.69 : x
  2. Step 2: Convert to fraction form
    1,560,630.69/2,340,945.99 = 438,699.69/x
  3. Step 3: Cross multiply
    1,560,630.69x = 2,340,945.99 × 438,699.69
  4. Step 4: Simplify right side
    1,560,630.69x = 1,026,972,280,119.74
  5. Step 5: Solve for x
    x = 1,026,972,280,119.74/1,560,630.69
  6. Step 6: Final answer
    x = 658,049.52

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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.