Home / 3,929,710.05-5,422,991.45-2,210,831.73

Finding the Fourth Proportional to 3,929,710.05, 5,422,991.45 and 2,210,831.73

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Solution

The fourth proportional to 3,929,710.05, 5,422,991.45 and 2,210,831.73 is: 3,050,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,929,710.05 : 5,422,991.45 = 2,210,831.73 : x
  2. Step 2: Convert to fraction form
    3,929,710.05/5,422,991.45 = 2,210,831.73/x
  3. Step 3: Cross multiply
    3,929,710.05x = 5,422,991.45 × 2,210,831.73
  4. Step 4: Simplify right side
    3,929,710.05x = 11,989,321,558,124.55
  5. Step 5: Solve for x
    x = 11,989,321,558,124.55/3,929,710.05
  6. Step 6: Final answer
    x = 3,050,943.05

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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.