Home / 1,211,344.02-1,814,687.40-677,245.32

Finding the Fourth Proportional to 1,211,344.02, 1,814,687.40 and 677,245.32

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Solution

The fourth proportional to 1,211,344.02, 1,814,687.40 and 677,245.32 is: 1,014,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,344.02 : 1,814,687.40 = 677,245.32 : x
  2. Step 2: Convert to fraction form
    1,211,344.02/1,814,687.40 = 677,245.32/x
  3. Step 3: Cross multiply
    1,211,344.02x = 1,814,687.40 × 677,245.32
  4. Step 4: Simplify right side
    1,211,344.02x = 1,228,988,548,912.97
  5. Step 5: Solve for x
    x = 1,228,988,548,912.97/1,211,344.02
  6. Step 6: Final answer
    x = 1,014,566.08

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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.