Home / 1,350,456.60-1,863,554.94-738,487.56

Finding the Fourth Proportional to 1,350,456.60, 1,863,554.94 and 738,487.56

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Solution

The fourth proportional to 1,350,456.60, 1,863,554.94 and 738,487.56 is: 1,019,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,456.60 : 1,863,554.94 = 738,487.56 : x
  2. Step 2: Convert to fraction form
    1,350,456.60/1,863,554.94 = 738,487.56/x
  3. Step 3: Cross multiply
    1,350,456.60x = 1,863,554.94 × 738,487.56
  4. Step 4: Simplify right side
    1,350,456.60x = 1,376,212,140,566.55
  5. Step 5: Solve for x
    x = 1,376,212,140,566.55/1,350,456.60
  6. Step 6: Final answer
    x = 1,019,071.73

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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.