Home / 2,667,124.80-3,996,646.01-1,765,335.86

Finding the Fourth Proportional to 2,667,124.80, 3,996,646.01 and 1,765,335.86

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Solution

The fourth proportional to 2,667,124.80, 3,996,646.01 and 1,765,335.86 is: 2,645,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,124.80 : 3,996,646.01 = 1,765,335.86 : x
  2. Step 2: Convert to fraction form
    2,667,124.80/3,996,646.01 = 1,765,335.86/x
  3. Step 3: Cross multiply
    2,667,124.80x = 3,996,646.01 × 1,765,335.86
  4. Step 4: Simplify right side
    2,667,124.80x = 7,055,422,501,195.69
  5. Step 5: Solve for x
    x = 7,055,422,501,195.69/2,667,124.80
  6. Step 6: Final answer
    x = 2,645,328.97

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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.