Home / 1,103,467.95-1,522,737.19-644,625.02

Finding the Fourth Proportional to 1,103,467.95, 1,522,737.19 and 644,625.02

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Solution

The fourth proportional to 1,103,467.95, 1,522,737.19 and 644,625.02 is: 889,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,467.95 : 1,522,737.19 = 644,625.02 : x
  2. Step 2: Convert to fraction form
    1,103,467.95/1,522,737.19 = 644,625.02/x
  3. Step 3: Cross multiply
    1,103,467.95x = 1,522,737.19 × 644,625.02
  4. Step 4: Simplify right side
    1,103,467.95x = 981,594,491,558.49
  5. Step 5: Solve for x
    x = 981,594,491,558.49/1,103,467.95
  6. Step 6: Final answer
    x = 889,554.15

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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.