Home / 2,650,928.40-3,973,768.20-1,301,986.80

Finding the Fourth Proportional to 2,650,928.40, 3,973,768.20 and 1,301,986.80

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Solution

The fourth proportional to 2,650,928.40, 3,973,768.20 and 1,301,986.80 is: 1,951,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,928.40 : 3,973,768.20 = 1,301,986.80 : x
  2. Step 2: Convert to fraction form
    2,650,928.40/3,973,768.20 = 1,301,986.80/x
  3. Step 3: Cross multiply
    2,650,928.40x = 3,973,768.20 × 1,301,986.80
  4. Step 4: Simplify right side
    2,650,928.40x = 5,173,793,742,659.76
  5. Step 5: Solve for x
    x = 5,173,793,742,659.76/2,650,928.40
  6. Step 6: Final answer
    x = 1,951,691.24

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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.