Home / 3,692,987.44-5,549,223.11-1,988,391.04

Finding the Fourth Proportional to 3,692,987.44, 5,549,223.11 and 1,988,391.04

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Solution

The fourth proportional to 3,692,987.44, 5,549,223.11 and 1,988,391.04 is: 2,987,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,987.44 : 5,549,223.11 = 1,988,391.04 : x
  2. Step 2: Convert to fraction form
    3,692,987.44/5,549,223.11 = 1,988,391.04/x
  3. Step 3: Cross multiply
    3,692,987.44x = 5,549,223.11 × 1,988,391.04
  4. Step 4: Simplify right side
    3,692,987.44x = 11,034,025,510,884.94
  5. Step 5: Solve for x
    x = 11,034,025,510,884.94/3,692,987.44
  6. Step 6: Final answer
    x = 2,987,831.85

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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.