Home / 2,175,158.45-3,262,716.90-1,322,465.53

Finding the Fourth Proportional to 2,175,158.45, 3,262,716.90 and 1,322,465.53

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Solution

The fourth proportional to 2,175,158.45, 3,262,716.90 and 1,322,465.53 is: 1,983,685.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,158.45 : 3,262,716.90 = 1,322,465.53 : x
  2. Step 2: Convert to fraction form
    2,175,158.45/3,262,716.90 = 1,322,465.53/x
  3. Step 3: Cross multiply
    2,175,158.45x = 3,262,716.90 × 1,322,465.53
  4. Step 4: Simplify right side
    2,175,158.45x = 4,314,830,627,786.13
  5. Step 5: Solve for x
    x = 4,314,830,627,786.13/2,175,158.45
  6. Step 6: Final answer
    x = 1,983,685.66

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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.