Home / 1,225,758.25-1,690,855.20-735,602.41

Finding the Fourth Proportional to 1,225,758.25, 1,690,855.20 and 735,602.41

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Solution

The fourth proportional to 1,225,758.25, 1,690,855.20 and 735,602.41 is: 1,014,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,758.25 : 1,690,855.20 = 735,602.41 : x
  2. Step 2: Convert to fraction form
    1,225,758.25/1,690,855.20 = 735,602.41/x
  3. Step 3: Cross multiply
    1,225,758.25x = 1,690,855.20 × 735,602.41
  4. Step 4: Simplify right side
    1,225,758.25x = 1,243,797,160,081.03
  5. Step 5: Solve for x
    x = 1,243,797,160,081.03/1,225,758.25
  6. Step 6: Final answer
    x = 1,014,716.53

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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.