Home / 2,021,855-3,031,768.36-673,543.56

Finding the Fourth Proportional to 2,021,855, 3,031,768.36 and 673,543.56

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Solution

The fourth proportional to 2,021,855, 3,031,768.36 and 673,543.56 is: 1,009,977.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,855 : 3,031,768.36 = 673,543.56 : x
  2. Step 2: Convert to fraction form
    2,021,855/3,031,768.36 = 673,543.56/x
  3. Step 3: Cross multiply
    2,021,855x = 3,031,768.36 × 673,543.56
  4. Step 4: Simplify right side
    2,021,855x = 2,042,028,054,289.76
  5. Step 5: Solve for x
    x = 2,042,028,054,289.76/2,021,855
  6. Step 6: Final answer
    x = 1,009,977.50

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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.