Home / 3,519,197.73-4,856,567.76-1,991,304.86

Finding the Fourth Proportional to 3,519,197.73, 4,856,567.76 and 1,991,304.86

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Solution

The fourth proportional to 3,519,197.73, 4,856,567.76 and 1,991,304.86 is: 2,748,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,197.73 : 4,856,567.76 = 1,991,304.86 : x
  2. Step 2: Convert to fraction form
    3,519,197.73/4,856,567.76 = 1,991,304.86/x
  3. Step 3: Cross multiply
    3,519,197.73x = 4,856,567.76 × 1,991,304.86
  4. Step 4: Simplify right side
    3,519,197.73x = 9,670,906,983,407.32
  5. Step 5: Solve for x
    x = 9,670,906,983,407.32/3,519,197.73
  6. Step 6: Final answer
    x = 2,748,043.08

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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.