Home / 3,603,990.54-4,973,508.87-1,972,396.95

Finding the Fourth Proportional to 3,603,990.54, 4,973,508.87 and 1,972,396.95

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Solution

The fourth proportional to 3,603,990.54, 4,973,508.87 and 1,972,396.95 is: 2,721,908.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,990.54 : 4,973,508.87 = 1,972,396.95 : x
  2. Step 2: Convert to fraction form
    3,603,990.54/4,973,508.87 = 1,972,396.95/x
  3. Step 3: Cross multiply
    3,603,990.54x = 4,973,508.87 × 1,972,396.95
  4. Step 4: Simplify right side
    3,603,990.54x = 9,809,733,725,985.95
  5. Step 5: Solve for x
    x = 9,809,733,725,985.95/3,603,990.54
  6. Step 6: Final answer
    x = 2,721,908.84

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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.