Home / 1,885,974.14-2,603,144.88-1,161,429.32

Finding the Fourth Proportional to 1,885,974.14, 2,603,144.88 and 1,161,429.32

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Solution

The fourth proportional to 1,885,974.14, 2,603,144.88 and 1,161,429.32 is: 1,603,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,974.14 : 2,603,144.88 = 1,161,429.32 : x
  2. Step 2: Convert to fraction form
    1,885,974.14/2,603,144.88 = 1,161,429.32/x
  3. Step 3: Cross multiply
    1,885,974.14x = 2,603,144.88 × 1,161,429.32
  4. Step 4: Simplify right side
    1,885,974.14x = 3,023,368,787,839.88
  5. Step 5: Solve for x
    x = 3,023,368,787,839.88/1,885,974.14
  6. Step 6: Final answer
    x = 1,603,080.72

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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.