Home / 2,374,739.42-3,277,131.96-1,287,037.40

Finding the Fourth Proportional to 2,374,739.42, 3,277,131.96 and 1,287,037.40

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Solution

The fourth proportional to 2,374,739.42, 3,277,131.96 and 1,287,037.40 is: 1,776,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374,739.42 : 3,277,131.96 = 1,287,037.40 : x
  2. Step 2: Convert to fraction form
    2,374,739.42/3,277,131.96 = 1,287,037.40/x
  3. Step 3: Cross multiply
    2,374,739.42x = 3,277,131.96 × 1,287,037.40
  4. Step 4: Simplify right side
    2,374,739.42x = 4,217,791,397,255.30
  5. Step 5: Solve for x
    x = 4,217,791,397,255.30/2,374,739.42
  6. Step 6: Final answer
    x = 1,776,107.04

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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.