Home / 1,131,414.64-1,694,830.44-523,339.12

Finding the Fourth Proportional to 1,131,414.64, 1,694,830.44 and 523,339.12

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Solution

The fourth proportional to 1,131,414.64, 1,694,830.44 and 523,339.12 is: 783,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,414.64 : 1,694,830.44 = 523,339.12 : x
  2. Step 2: Convert to fraction form
    1,131,414.64/1,694,830.44 = 523,339.12/x
  3. Step 3: Cross multiply
    1,131,414.64x = 1,694,830.44 × 523,339.12
  4. Step 4: Simplify right side
    1,131,414.64x = 886,971,071,018.81
  5. Step 5: Solve for x
    x = 886,971,071,018.81/1,131,414.64
  6. Step 6: Final answer
    x = 783,948.73

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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.