Home / 2,182,451.68-3,011,784.15-1,265,212.54

Finding the Fourth Proportional to 2,182,451.68, 3,011,784.15 and 1,265,212.54

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Solution

The fourth proportional to 2,182,451.68, 3,011,784.15 and 1,265,212.54 is: 1,745,993.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,451.68 : 3,011,784.15 = 1,265,212.54 : x
  2. Step 2: Convert to fraction form
    2,182,451.68/3,011,784.15 = 1,265,212.54/x
  3. Step 3: Cross multiply
    2,182,451.68x = 3,011,784.15 × 1,265,212.54
  4. Step 4: Simplify right side
    2,182,451.68x = 3,810,547,078,117.97
  5. Step 5: Solve for x
    x = 3,810,547,078,117.97/2,182,451.68
  6. Step 6: Final answer
    x = 1,745,993.79

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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.