Home / 3,603,519.10-4,972,856.73-1,971,926.80

Finding the Fourth Proportional to 3,603,519.10, 4,972,856.73 and 1,971,926.80

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Solution

The fourth proportional to 3,603,519.10, 4,972,856.73 and 1,971,926.80 is: 2,721,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,519.10 : 4,972,856.73 = 1,971,926.80 : x
  2. Step 2: Convert to fraction form
    3,603,519.10/4,972,856.73 = 1,971,926.80/x
  3. Step 3: Cross multiply
    3,603,519.10x = 4,972,856.73 × 1,971,926.80
  4. Step 4: Simplify right side
    3,603,519.10x = 9,806,109,458,447.37
  5. Step 5: Solve for x
    x = 9,806,109,458,447.37/3,603,519.10
  6. Step 6: Final answer
    x = 2,721,259.19

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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.