Home / 2,623,793.40-3,937,439.70-1,203,118.20

Finding the Fourth Proportional to 2,623,793.40, 3,937,439.70 and 1,203,118.20

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Solution

The fourth proportional to 2,623,793.40, 3,937,439.70 and 1,203,118.20 is: 1,805,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,793.40 : 3,937,439.70 = 1,203,118.20 : x
  2. Step 2: Convert to fraction form
    2,623,793.40/3,937,439.70 = 1,203,118.20/x
  3. Step 3: Cross multiply
    2,623,793.40x = 3,937,439.70 × 1,203,118.20
  4. Step 4: Simplify right side
    2,623,793.40x = 4,737,205,364,472.54
  5. Step 5: Solve for x
    x = 4,737,205,364,472.54/2,623,793.40
  6. Step 6: Final answer
    x = 1,805,479.56

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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.