Home / 2,621,542.20-3,924,440.10-1,556,035.80

Finding the Fourth Proportional to 2,621,542.20, 3,924,440.10 and 1,556,035.80

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Solution

The fourth proportional to 2,621,542.20, 3,924,440.10 and 1,556,035.80 is: 2,329,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,542.20 : 3,924,440.10 = 1,556,035.80 : x
  2. Step 2: Convert to fraction form
    2,621,542.20/3,924,440.10 = 1,556,035.80/x
  3. Step 3: Cross multiply
    2,621,542.20x = 3,924,440.10 × 1,556,035.80
  4. Step 4: Simplify right side
    2,621,542.20x = 6,106,569,290,555.58
  5. Step 5: Solve for x
    x = 6,106,569,290,555.58/2,621,542.20
  6. Step 6: Final answer
    x = 2,329,380.50

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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.