Home / 1,941,396.52-2,679,129.30-1,081,937.32

Finding the Fourth Proportional to 1,941,396.52, 2,679,129.30 and 1,081,937.32

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Solution

The fourth proportional to 1,941,396.52, 2,679,129.30 and 1,081,937.32 is: 1,493,074.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,396.52 : 2,679,129.30 = 1,081,937.32 : x
  2. Step 2: Convert to fraction form
    1,941,396.52/2,679,129.30 = 1,081,937.32/x
  3. Step 3: Cross multiply
    1,941,396.52x = 2,679,129.30 × 1,081,937.32
  4. Step 4: Simplify right side
    1,941,396.52x = 2,898,649,974,775.48
  5. Step 5: Solve for x
    x = 2,898,649,974,775.48/1,941,396.52
  6. Step 6: Final answer
    x = 1,493,074.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.