Home / 2,021,863-3,031,780.36-673,551.56

Finding the Fourth Proportional to 2,021,863, 3,031,780.36 and 673,551.56

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Solution

The fourth proportional to 2,021,863, 3,031,780.36 and 673,551.56 is: 1,009,989.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,863 : 3,031,780.36 = 673,551.56 : x
  2. Step 2: Convert to fraction form
    2,021,863/3,031,780.36 = 673,551.56/x
  3. Step 3: Cross multiply
    2,021,863x = 3,031,780.36 × 673,551.56
  4. Step 4: Simplify right side
    2,021,863x = 2,042,060,391,055.36
  5. Step 5: Solve for x
    x = 2,042,060,391,055.36/2,021,863
  6. Step 6: Final answer
    x = 1,009,989.50

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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.