Home / 1,994,822.40-2,996,662.28-1,237,223.73

Finding the Fourth Proportional to 1,994,822.40, 2,996,662.28 and 1,237,223.73

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Solution

The fourth proportional to 1,994,822.40, 2,996,662.28 and 1,237,223.73 is: 1,858,582.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,822.40 : 2,996,662.28 = 1,237,223.73 : x
  2. Step 2: Convert to fraction form
    1,994,822.40/2,996,662.28 = 1,237,223.73/x
  3. Step 3: Cross multiply
    1,994,822.40x = 2,996,662.28 × 1,237,223.73
  4. Step 4: Simplify right side
    1,994,822.40x = 3,707,541,677,425.79
  5. Step 5: Solve for x
    x = 3,707,541,677,425.79/1,994,822.40
  6. Step 6: Final answer
    x = 1,858,582.34

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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.