Home / 4,040,642.02-6,060,815.40-1,200,680.36

Finding the Fourth Proportional to 4,040,642.02, 6,060,815.40 and 1,200,680.36

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Solution

The fourth proportional to 4,040,642.02, 6,060,815.40 and 1,200,680.36 is: 1,800,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,642.02 : 6,060,815.40 = 1,200,680.36 : x
  2. Step 2: Convert to fraction form
    4,040,642.02/6,060,815.40 = 1,200,680.36/x
  3. Step 3: Cross multiply
    4,040,642.02x = 6,060,815.40 × 1,200,680.36
  4. Step 4: Simplify right side
    4,040,642.02x = 7,277,102,010,362.14
  5. Step 5: Solve for x
    x = 7,277,102,010,362.14/4,040,642.02
  6. Step 6: Final answer
    x = 1,800,976.67

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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.