Home / 2,261,134.16-3,120,538.74-1,294,567.64

Finding the Fourth Proportional to 2,261,134.16, 3,120,538.74 and 1,294,567.64

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Solution

The fourth proportional to 2,261,134.16, 3,120,538.74 and 1,294,567.64 is: 1,786,602.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,134.16 : 3,120,538.74 = 1,294,567.64 : x
  2. Step 2: Convert to fraction form
    2,261,134.16/3,120,538.74 = 1,294,567.64/x
  3. Step 3: Cross multiply
    2,261,134.16x = 3,120,538.74 × 1,294,567.64
  4. Step 4: Simplify right side
    2,261,134.16x = 4,039,748,472,170.37
  5. Step 5: Solve for x
    x = 4,039,748,472,170.37/2,261,134.16
  6. Step 6: Final answer
    x = 1,786,602.73

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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.