Home / 1,342,379.16-1,852,486.92-738,767.16

Finding the Fourth Proportional to 1,342,379.16, 1,852,486.92 and 738,767.16

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Solution

The fourth proportional to 1,342,379.16, 1,852,486.92 and 738,767.16 is: 1,019,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,379.16 : 1,852,486.92 = 738,767.16 : x
  2. Step 2: Convert to fraction form
    1,342,379.16/1,852,486.92 = 738,767.16/x
  3. Step 3: Cross multiply
    1,342,379.16x = 1,852,486.92 × 738,767.16
  4. Step 4: Simplify right side
    1,342,379.16x = 1,368,556,500,825.55
  5. Step 5: Solve for x
    x = 1,368,556,500,825.55/1,342,379.16
  6. Step 6: Final answer
    x = 1,019,500.71

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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.