Home / 2,021,031.40-3,031,968.30-673,612.60

Finding the Fourth Proportional to 2,021,031.40, 3,031,968.30 and 673,612.60

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Solution

The fourth proportional to 2,021,031.40, 3,031,968.30 and 673,612.60 is: 1,010,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,031.40 : 3,031,968.30 = 673,612.60 : x
  2. Step 2: Convert to fraction form
    2,021,031.40/3,031,968.30 = 673,612.60/x
  3. Step 3: Cross multiply
    2,021,031.40x = 3,031,968.30 × 673,612.60
  4. Step 4: Simplify right side
    2,021,031.40x = 2,042,372,049,680.58
  5. Step 5: Solve for x
    x = 2,042,372,049,680.58/2,021,031.40
  6. Step 6: Final answer
    x = 1,010,559.29

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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.