Home / 2,255,275.38-3,109,269.12-1,791,667.52

Finding the Fourth Proportional to 2,255,275.38, 3,109,269.12 and 1,791,667.52

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Solution

The fourth proportional to 2,255,275.38, 3,109,269.12 and 1,791,667.52 is: 2,470,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,275.38 : 3,109,269.12 = 1,791,667.52 : x
  2. Step 2: Convert to fraction form
    2,255,275.38/3,109,269.12 = 1,791,667.52/x
  3. Step 3: Cross multiply
    2,255,275.38x = 3,109,269.12 × 1,791,667.52
  4. Step 4: Simplify right side
    2,255,275.38x = 5,570,776,493,242.98
  5. Step 5: Solve for x
    x = 5,570,776,493,242.98/2,255,275.38
  6. Step 6: Final answer
    x = 2,470,109.21

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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.