Home / 2,255,275.64-3,109,269.46-1,791,667.76

Finding the Fourth Proportional to 2,255,275.64, 3,109,269.46 and 1,791,667.76

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Solution

The fourth proportional to 2,255,275.64, 3,109,269.46 and 1,791,667.76 is: 2,470,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,275.64 : 3,109,269.46 = 1,791,667.76 : x
  2. Step 2: Convert to fraction form
    2,255,275.64/3,109,269.46 = 1,791,667.76/x
  3. Step 3: Cross multiply
    2,255,275.64x = 3,109,269.46 × 1,791,667.76
  4. Step 4: Simplify right side
    2,255,275.64x = 5,570,777,848,634.61
  5. Step 5: Solve for x
    x = 5,570,777,848,634.61/2,255,275.64
  6. Step 6: Final answer
    x = 2,470,109.53

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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.