Home / 3,603,536.17-4,972,880.40-1,971,943.90

Finding the Fourth Proportional to 3,603,536.17, 4,972,880.40 and 1,971,943.90

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Solution

The fourth proportional to 3,603,536.17, 4,972,880.40 and 1,971,943.90 is: 2,721,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,536.17 : 4,972,880.40 = 1,971,943.90 : x
  2. Step 2: Convert to fraction form
    3,603,536.17/4,972,880.40 = 1,971,943.90/x
  3. Step 3: Cross multiply
    3,603,536.17x = 4,972,880.40 × 1,971,943.90
  4. Step 4: Simplify right side
    3,603,536.17x = 9,806,241,170,209.56
  5. Step 5: Solve for x
    x = 9,806,241,170,209.56/3,603,536.17
  6. Step 6: Final answer
    x = 2,721,282.85

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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.