Home / 2,021,630.35-3,031,570.72-823,154.35

Finding the Fourth Proportional to 2,021,630.35, 3,031,570.72 and 823,154.35

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Solution

The fourth proportional to 2,021,630.35, 3,031,570.72 and 823,154.35 is: 1,234,375.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,630.35 : 3,031,570.72 = 823,154.35 : x
  2. Step 2: Convert to fraction form
    2,021,630.35/3,031,570.72 = 823,154.35/x
  3. Step 3: Cross multiply
    2,021,630.35x = 3,031,570.72 × 823,154.35
  4. Step 4: Simplify right side
    2,021,630.35x = 2,495,450,625,500.63
  5. Step 5: Solve for x
    x = 2,495,450,625,500.63/2,021,630.35
  6. Step 6: Final answer
    x = 1,234,375.33

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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.