Home / 2,979,639-4,470,158.34-985,095

Finding the Fourth Proportional to 2,979,639, 4,470,158.34 and 985,095

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Solution

The fourth proportional to 2,979,639, 4,470,158.34 and 985,095 is: 1,477,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,639 : 4,470,158.34 = 985,095 : x
  2. Step 2: Convert to fraction form
    2,979,639/4,470,158.34 = 985,095/x
  3. Step 3: Cross multiply
    2,979,639x = 4,470,158.34 × 985,095
  4. Step 4: Simplify right side
    2,979,639x = 4,403,530,629,942.30
  5. Step 5: Solve for x
    x = 4,403,530,629,942.30/2,979,639
  6. Step 6: Final answer
    x = 1,477,873.87

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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.