Home / 2,840,763-4,261,742.95-921,524.34

Finding the Fourth Proportional to 2,840,763, 4,261,742.95 and 921,524.34

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Solution

The fourth proportional to 2,840,763, 4,261,742.95 and 921,524.34 is: 1,382,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,763 : 4,261,742.95 = 921,524.34 : x
  2. Step 2: Convert to fraction form
    2,840,763/4,261,742.95 = 921,524.34/x
  3. Step 3: Cross multiply
    2,840,763x = 4,261,742.95 × 921,524.34
  4. Step 4: Simplify right side
    2,840,763x = 3,927,299,876,381.84
  5. Step 5: Solve for x
    x = 3,927,299,876,381.84/2,840,763
  6. Step 6: Final answer
    x = 1,382,480.65

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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.