Home / 1,053,607.76-1,580,462.52-343,634.48

Finding the Fourth Proportional to 1,053,607.76, 1,580,462.52 and 343,634.48

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Solution

The fourth proportional to 1,053,607.76, 1,580,462.52 and 343,634.48 is: 515,468.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,607.76 : 1,580,462.52 = 343,634.48 : x
  2. Step 2: Convert to fraction form
    1,053,607.76/1,580,462.52 = 343,634.48/x
  3. Step 3: Cross multiply
    1,053,607.76x = 1,580,462.52 × 343,634.48
  4. Step 4: Simplify right side
    1,053,607.76x = 543,101,416,219.69
  5. Step 5: Solve for x
    x = 543,101,416,219.69/1,053,607.76
  6. Step 6: Final answer
    x = 515,468.31

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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.