Home / 1,418,705.48-1,957,797.20-774,136.44

Finding the Fourth Proportional to 1,418,705.48, 1,957,797.20 and 774,136.44

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Solution

The fourth proportional to 1,418,705.48, 1,957,797.20 and 774,136.44 is: 1,068,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,705.48 : 1,957,797.20 = 774,136.44 : x
  2. Step 2: Convert to fraction form
    1,418,705.48/1,957,797.20 = 774,136.44/x
  3. Step 3: Cross multiply
    1,418,705.48x = 1,957,797.20 × 774,136.44
  4. Step 4: Simplify right side
    1,418,705.48x = 1,515,602,156,585.31
  5. Step 5: Solve for x
    x = 1,515,602,156,585.31/1,418,705.48
  6. Step 6: Final answer
    x = 1,068,299.36

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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.