Home / 1,193,142.43-1,646,571.17-649,313.29

Finding the Fourth Proportional to 1,193,142.43, 1,646,571.17 and 649,313.29

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Solution

The fourth proportional to 1,193,142.43, 1,646,571.17 and 649,313.29 is: 896,071.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,142.43 : 1,646,571.17 = 649,313.29 : x
  2. Step 2: Convert to fraction form
    1,193,142.43/1,646,571.17 = 649,313.29/x
  3. Step 3: Cross multiply
    1,193,142.43x = 1,646,571.17 × 649,313.29
  4. Step 4: Simplify right side
    1,193,142.43x = 1,069,140,543,611.85
  5. Step 5: Solve for x
    x = 1,069,140,543,611.85/1,193,142.43
  6. Step 6: Final answer
    x = 896,071.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.