Home / 1,099,634.40-1,517,493.15-669,914.28

Finding the Fourth Proportional to 1,099,634.40, 1,517,493.15 and 669,914.28

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Solution

The fourth proportional to 1,099,634.40, 1,517,493.15 and 669,914.28 is: 924,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,634.40 : 1,517,493.15 = 669,914.28 : x
  2. Step 2: Convert to fraction form
    1,099,634.40/1,517,493.15 = 669,914.28/x
  3. Step 3: Cross multiply
    1,099,634.40x = 1,517,493.15 × 669,914.28
  4. Step 4: Simplify right side
    1,099,634.40x = 1,016,590,330,987.18
  5. Step 5: Solve for x
    x = 1,016,590,330,987.18/1,099,634.40
  6. Step 6: Final answer
    x = 924,480.29

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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.