Home / 1,113,840.96-1,667,935.20-933,452.16

Finding the Fourth Proportional to 1,113,840.96, 1,667,935.20 and 933,452.16

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Solution

The fourth proportional to 1,113,840.96, 1,667,935.20 and 933,452.16 is: 1,397,809.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,840.96 : 1,667,935.20 = 933,452.16 : x
  2. Step 2: Convert to fraction form
    1,113,840.96/1,667,935.20 = 933,452.16/x
  3. Step 3: Cross multiply
    1,113,840.96x = 1,667,935.20 × 933,452.16
  4. Step 4: Simplify right side
    1,113,840.96x = 1,556,937,715,180.03
  5. Step 5: Solve for x
    x = 1,556,937,715,180.03/1,113,840.96
  6. Step 6: Final answer
    x = 1,397,809.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.