Home / 3,443,648.45-5,165,472.66-1,255,382.21

Finding the Fourth Proportional to 3,443,648.45, 5,165,472.66 and 1,255,382.21

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Solution

The fourth proportional to 3,443,648.45, 5,165,472.66 and 1,255,382.21 is: 1,883,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,648.45 : 5,165,472.66 = 1,255,382.21 : x
  2. Step 2: Convert to fraction form
    3,443,648.45/5,165,472.66 = 1,255,382.21/x
  3. Step 3: Cross multiply
    3,443,648.45x = 5,165,472.66 × 1,255,382.21
  4. Step 4: Simplify right side
    3,443,648.45x = 6,484,642,477,328.47
  5. Step 5: Solve for x
    x = 6,484,642,477,328.47/3,443,648.45
  6. Step 6: Final answer
    x = 1,883,073.31

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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.