Home / 3,603,987.15-4,973,504.20-1,972,393.55

Finding the Fourth Proportional to 3,603,987.15, 4,973,504.20 and 1,972,393.55

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Solution

The fourth proportional to 3,603,987.15, 4,973,504.20 and 1,972,393.55 is: 2,721,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,987.15 : 4,973,504.20 = 1,972,393.55 : x
  2. Step 2: Convert to fraction form
    3,603,987.15/4,973,504.20 = 1,972,393.55/x
  3. Step 3: Cross multiply
    3,603,987.15x = 4,973,504.20 × 1,972,393.55
  4. Step 4: Simplify right side
    3,603,987.15x = 9,809,707,612,480.69
  5. Step 5: Solve for x
    x = 9,809,707,612,480.69/3,603,987.15
  6. Step 6: Final answer
    x = 2,721,904.16

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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.