Home / 5,384,368.40-8,074,805-1,789,170.44

Finding the Fourth Proportional to 5,384,368.40, 8,074,805 and 1,789,170.44

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Solution

The fourth proportional to 5,384,368.40, 8,074,805 and 1,789,170.44 is: 2,683,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,368.40 : 8,074,805 = 1,789,170.44 : x
  2. Step 2: Convert to fraction form
    5,384,368.40/8,074,805 = 1,789,170.44/x
  3. Step 3: Cross multiply
    5,384,368.40x = 8,074,805 × 1,789,170.44
  4. Step 4: Simplify right side
    5,384,368.40x = 14,447,202,414,764.20
  5. Step 5: Solve for x
    x = 14,447,202,414,764.20/5,384,368.40
  6. Step 6: Final answer
    x = 2,683,174.95

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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.