Home / 3,155,134.05-4,361,440.19-2,814,347.47

Finding the Fourth Proportional to 3,155,134.05, 4,361,440.19 and 2,814,347.47

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Solution

The fourth proportional to 3,155,134.05, 4,361,440.19 and 2,814,347.47 is: 3,890,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,134.05 : 4,361,440.19 = 2,814,347.47 : x
  2. Step 2: Convert to fraction form
    3,155,134.05/4,361,440.19 = 2,814,347.47/x
  3. Step 3: Cross multiply
    3,155,134.05x = 4,361,440.19 × 2,814,347.47
  4. Step 4: Simplify right side
    3,155,134.05x = 12,274,608,164,282.82
  5. Step 5: Solve for x
    x = 12,274,608,164,282.82/3,155,134.05
  6. Step 6: Final answer
    x = 3,890,360.27

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1.5x scale

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.