Home / 5,276,455.06-7,912,665.05-2,879,018.27

Finding the Fourth Proportional to 5,276,455.06, 7,912,665.05 and 2,879,018.27

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Solution

The fourth proportional to 5,276,455.06, 7,912,665.05 and 2,879,018.27 is: 4,317,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,455.06 : 7,912,665.05 = 2,879,018.27 : x
  2. Step 2: Convert to fraction form
    5,276,455.06/7,912,665.05 = 2,879,018.27/x
  3. Step 3: Cross multiply
    5,276,455.06x = 7,912,665.05 × 2,879,018.27
  4. Step 4: Simplify right side
    5,276,455.06x = 22,780,707,248,727.04
  5. Step 5: Solve for x
    x = 22,780,707,248,727.04/5,276,455.06
  6. Step 6: Final answer
    x = 4,317,426.57

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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.