Home / 1,445,919.46-1,994,912.90-833,990.18

Finding the Fourth Proportional to 1,445,919.46, 1,994,912.90 and 833,990.18

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Solution

The fourth proportional to 1,445,919.46, 1,994,912.90 and 833,990.18 is: 1,150,643.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,919.46 : 1,994,912.90 = 833,990.18 : x
  2. Step 2: Convert to fraction form
    1,445,919.46/1,994,912.90 = 833,990.18/x
  3. Step 3: Cross multiply
    1,445,919.46x = 1,994,912.90 × 833,990.18
  4. Step 4: Simplify right side
    1,445,919.46x = 1,663,737,762,229.46
  5. Step 5: Solve for x
    x = 1,663,737,762,229.46/1,445,919.46
  6. Step 6: Final answer
    x = 1,150,643.46

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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.