Home / 2,516,550.12-3,776,448.42-918,979.56

Finding the Fourth Proportional to 2,516,550.12, 3,776,448.42 and 918,979.56

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Solution

The fourth proportional to 2,516,550.12, 3,776,448.42 and 918,979.56 is: 1,379,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,550.12 : 3,776,448.42 = 918,979.56 : x
  2. Step 2: Convert to fraction form
    2,516,550.12/3,776,448.42 = 918,979.56/x
  3. Step 3: Cross multiply
    2,516,550.12x = 3,776,448.42 × 918,979.56
  4. Step 4: Simplify right side
    2,516,550.12x = 3,470,478,907,374.30
  5. Step 5: Solve for x
    x = 3,470,478,907,374.30/2,516,550.12
  6. Step 6: Final answer
    x = 1,379,062.11

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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.