Home / 2,114,629.38-2,918,181.15-1,147,759.65

Finding the Fourth Proportional to 2,114,629.38, 2,918,181.15 and 1,147,759.65

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Solution

The fourth proportional to 2,114,629.38, 2,918,181.15 and 1,147,759.65 is: 1,583,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,629.38 : 2,918,181.15 = 1,147,759.65 : x
  2. Step 2: Convert to fraction form
    2,114,629.38/2,918,181.15 = 1,147,759.65/x
  3. Step 3: Cross multiply
    2,114,629.38x = 2,918,181.15 × 1,147,759.65
  4. Step 4: Simplify right side
    2,114,629.38x = 3,349,370,575,360.60
  5. Step 5: Solve for x
    x = 3,349,370,575,360.60/2,114,629.38
  6. Step 6: Final answer
    x = 1,583,904.30

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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.