Home / 1,107,219.27-1,527,644.13-720,603.84

Finding the Fourth Proportional to 1,107,219.27, 1,527,644.13 and 720,603.84

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Solution

The fourth proportional to 1,107,219.27, 1,527,644.13 and 720,603.84 is: 994,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,219.27 : 1,527,644.13 = 720,603.84 : x
  2. Step 2: Convert to fraction form
    1,107,219.27/1,527,644.13 = 720,603.84/x
  3. Step 3: Cross multiply
    1,107,219.27x = 1,527,644.13 × 720,603.84
  4. Step 4: Simplify right side
    1,107,219.27x = 1,100,826,232,752.83
  5. Step 5: Solve for x
    x = 1,100,826,232,752.83/1,107,219.27
  6. Step 6: Final answer
    x = 994,226.04

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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.