Home / 1,003,395.28-1,384,684.36-550,687.44

Finding the Fourth Proportional to 1,003,395.28, 1,384,684.36 and 550,687.44

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Solution

The fourth proportional to 1,003,395.28, 1,384,684.36 and 550,687.44 is: 759,948.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,395.28 : 1,384,684.36 = 550,687.44 : x
  2. Step 2: Convert to fraction form
    1,003,395.28/1,384,684.36 = 550,687.44/x
  3. Step 3: Cross multiply
    1,003,395.28x = 1,384,684.36 × 550,687.44
  4. Step 4: Simplify right side
    1,003,395.28x = 762,528,285,416.44
  5. Step 5: Solve for x
    x = 762,528,285,416.44/1,003,395.28
  6. Step 6: Final answer
    x = 759,948.05

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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.