Home / 1,166,349.75-1,609,367.50-649,990.54

Finding the Fourth Proportional to 1,166,349.75, 1,609,367.50 and 649,990.54

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Solution

The fourth proportional to 1,166,349.75, 1,609,367.50 and 649,990.54 is: 896,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,349.75 : 1,609,367.50 = 649,990.54 : x
  2. Step 2: Convert to fraction form
    1,166,349.75/1,609,367.50 = 649,990.54/x
  3. Step 3: Cross multiply
    1,166,349.75x = 1,609,367.50 × 649,990.54
  4. Step 4: Simplify right side
    1,166,349.75x = 1,046,073,650,383.45
  5. Step 5: Solve for x
    x = 1,046,073,650,383.45/1,166,349.75
  6. Step 6: Final answer
    x = 896,878.19

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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.