Home / 1,996,286.20-2,994,429.30-798,393.40

Finding the Fourth Proportional to 1,996,286.20, 2,994,429.30 and 798,393.40

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Solution

The fourth proportional to 1,996,286.20, 2,994,429.30 and 798,393.40 is: 1,197,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,286.20 : 2,994,429.30 = 798,393.40 : x
  2. Step 2: Convert to fraction form
    1,996,286.20/2,994,429.30 = 798,393.40/x
  3. Step 3: Cross multiply
    1,996,286.20x = 2,994,429.30 × 798,393.40
  4. Step 4: Simplify right side
    1,996,286.20x = 2,390,732,589,886.62
  5. Step 5: Solve for x
    x = 2,390,732,589,886.62/1,996,286.20
  6. Step 6: Final answer
    x = 1,197,590.10

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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.