Home / 1,183,880.40-1,775,950.20-1,146,555.60

Finding the Fourth Proportional to 1,183,880.40, 1,775,950.20 and 1,146,555.60

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Solution

The fourth proportional to 1,183,880.40, 1,775,950.20 and 1,146,555.60 is: 1,719,958.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,880.40 : 1,775,950.20 = 1,146,555.60 : x
  2. Step 2: Convert to fraction form
    1,183,880.40/1,775,950.20 = 1,146,555.60/x
  3. Step 3: Cross multiply
    1,183,880.40x = 1,775,950.20 × 1,146,555.60
  4. Step 4: Simplify right side
    1,183,880.40x = 2,036,225,647,131.12
  5. Step 5: Solve for x
    x = 2,036,225,647,131.12/1,183,880.40
  6. Step 6: Final answer
    x = 1,719,958.91

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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.