Home / 1,194,438.12-1,790,599.20-856,629.24

Finding the Fourth Proportional to 1,194,438.12, 1,790,599.20 and 856,629.24

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Solution

The fourth proportional to 1,194,438.12, 1,790,599.20 and 856,629.24 is: 1,284,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,438.12 : 1,790,599.20 = 856,629.24 : x
  2. Step 2: Convert to fraction form
    1,194,438.12/1,790,599.20 = 856,629.24/x
  3. Step 3: Cross multiply
    1,194,438.12x = 1,790,599.20 × 856,629.24
  4. Step 4: Simplify right side
    1,194,438.12x = 1,533,879,631,840.61
  5. Step 5: Solve for x
    x = 1,533,879,631,840.61/1,194,438.12
  6. Step 6: Final answer
    x = 1,284,185.10

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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.