Home / 1,296,003.40-1,942,622.70-496,976.20

Finding the Fourth Proportional to 1,296,003.40, 1,942,622.70 and 496,976.20

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Solution

The fourth proportional to 1,296,003.40, 1,942,622.70 and 496,976.20 is: 744,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,003.40 : 1,942,622.70 = 496,976.20 : x
  2. Step 2: Convert to fraction form
    1,296,003.40/1,942,622.70 = 496,976.20/x
  3. Step 3: Cross multiply
    1,296,003.40x = 1,942,622.70 × 496,976.20
  4. Step 4: Simplify right side
    1,296,003.40x = 965,437,247,479.74
  5. Step 5: Solve for x
    x = 965,437,247,479.74/1,296,003.40
  6. Step 6: Final answer
    x = 744,934.19

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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.