Home / 3,603,232.90-4,972,419.12-1,971,621.64

Finding the Fourth Proportional to 3,603,232.90, 4,972,419.12 and 1,971,621.64

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Solution

The fourth proportional to 3,603,232.90, 4,972,419.12 and 1,971,621.64 is: 2,720,814.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,232.90 : 4,972,419.12 = 1,971,621.64 : x
  2. Step 2: Convert to fraction form
    3,603,232.90/4,972,419.12 = 1,971,621.64/x
  3. Step 3: Cross multiply
    3,603,232.90x = 4,972,419.12 × 1,971,621.64
  4. Step 4: Simplify right side
    3,603,232.90x = 9,803,729,140,141.76
  5. Step 5: Solve for x
    x = 9,803,729,140,141.76/3,603,232.90
  6. Step 6: Final answer
    x = 2,720,814.73

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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.