Home / 3,182,784.69-4,774,130.22-786,629.55

Finding the Fourth Proportional to 3,182,784.69, 4,774,130.22 and 786,629.55

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Solution

The fourth proportional to 3,182,784.69, 4,774,130.22 and 786,629.55 is: 1,179,932.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,784.69 : 4,774,130.22 = 786,629.55 : x
  2. Step 2: Convert to fraction form
    3,182,784.69/4,774,130.22 = 786,629.55/x
  3. Step 3: Cross multiply
    3,182,784.69x = 4,774,130.22 × 786,629.55
  4. Step 4: Simplify right side
    3,182,784.69x = 3,755,471,906,600.00
  5. Step 5: Solve for x
    x = 3,755,471,906,600.00/3,182,784.69
  6. Step 6: Final answer
    x = 1,179,932.75

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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.