Home / 3,159,000.20-4,738,500.30-1,137,556.10

Finding the Fourth Proportional to 3,159,000.20, 4,738,500.30 and 1,137,556.10

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Solution

The fourth proportional to 3,159,000.20, 4,738,500.30 and 1,137,556.10 is: 1,706,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,000.20 : 4,738,500.30 = 1,137,556.10 : x
  2. Step 2: Convert to fraction form
    3,159,000.20/4,738,500.30 = 1,137,556.10/x
  3. Step 3: Cross multiply
    3,159,000.20x = 4,738,500.30 × 1,137,556.10
  4. Step 4: Simplify right side
    3,159,000.20x = 5,390,309,921,116.83
  5. Step 5: Solve for x
    x = 5,390,309,921,116.83/3,159,000.20
  6. Step 6: Final answer
    x = 1,706,334.15

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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.