Home / 2,175,157.95-3,262,716.15-1,322,465.03

Finding the Fourth Proportional to 2,175,157.95, 3,262,716.15 and 1,322,465.03

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Solution

The fourth proportional to 2,175,157.95, 3,262,716.15 and 1,322,465.03 is: 1,983,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,157.95 : 3,262,716.15 = 1,322,465.03 : x
  2. Step 2: Convert to fraction form
    2,175,157.95/3,262,716.15 = 1,322,465.03/x
  3. Step 3: Cross multiply
    2,175,157.95x = 3,262,716.15 × 1,322,465.03
  4. Step 4: Simplify right side
    2,175,157.95x = 4,314,828,002,153.60
  5. Step 5: Solve for x
    x = 4,314,828,002,153.60/2,175,157.95
  6. Step 6: Final answer
    x = 1,983,684.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.