Home / 3,979,993.32-5,968,233.18-1,139,460.84

Finding the Fourth Proportional to 3,979,993.32, 5,968,233.18 and 1,139,460.84

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Solution

The fourth proportional to 3,979,993.32, 5,968,233.18 and 1,139,460.84 is: 1,708,688.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,993.32 : 5,968,233.18 = 1,139,460.84 : x
  2. Step 2: Convert to fraction form
    3,979,993.32/5,968,233.18 = 1,139,460.84/x
  3. Step 3: Cross multiply
    3,979,993.32x = 5,968,233.18 × 1,139,460.84
  4. Step 4: Simplify right side
    3,979,993.32x = 6,800,567,992,598.67
  5. Step 5: Solve for x
    x = 6,800,567,992,598.67/3,979,993.32
  6. Step 6: Final answer
    x = 1,708,688.29

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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.