Home / 1,667,825.51-2,502,360.95-657,651.69

Finding the Fourth Proportional to 1,667,825.51, 2,502,360.95 and 657,651.69

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Solution

The fourth proportional to 1,667,825.51, 2,502,360.95 and 657,651.69 is: 986,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,825.51 : 2,502,360.95 = 657,651.69 : x
  2. Step 2: Convert to fraction form
    1,667,825.51/2,502,360.95 = 657,651.69/x
  3. Step 3: Cross multiply
    1,667,825.51x = 2,502,360.95 × 657,651.69
  4. Step 4: Simplify right side
    1,667,825.51x = 1,645,681,904,469.25
  5. Step 5: Solve for x
    x = 1,645,681,904,469.25/1,667,825.51
  6. Step 6: Final answer
    x = 986,723.07

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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.