Home / 3,172,603.32-4,378,198.01-1,814,476.32

Finding the Fourth Proportional to 3,172,603.32, 4,378,198.01 and 1,814,476.32

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Solution

The fourth proportional to 3,172,603.32, 4,378,198.01 and 1,814,476.32 is: 2,503,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,603.32 : 4,378,198.01 = 1,814,476.32 : x
  2. Step 2: Convert to fraction form
    3,172,603.32/4,378,198.01 = 1,814,476.32/x
  3. Step 3: Cross multiply
    3,172,603.32x = 4,378,198.01 × 1,814,476.32
  4. Step 4: Simplify right side
    3,172,603.32x = 7,944,136,591,525.13
  5. Step 5: Solve for x
    x = 7,944,136,591,525.13/3,172,603.32
  6. Step 6: Final answer
    x = 2,503,980.42

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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.