Home / 3,222,879.70-4,834,319.55-978,726.10

Finding the Fourth Proportional to 3,222,879.70, 4,834,319.55 and 978,726.10

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Solution

The fourth proportional to 3,222,879.70, 4,834,319.55 and 978,726.10 is: 1,468,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,879.70 : 4,834,319.55 = 978,726.10 : x
  2. Step 2: Convert to fraction form
    3,222,879.70/4,834,319.55 = 978,726.10/x
  3. Step 3: Cross multiply
    3,222,879.70x = 4,834,319.55 × 978,726.10
  4. Step 4: Simplify right side
    3,222,879.70x = 4,731,474,719,325.26
  5. Step 5: Solve for x
    x = 4,731,474,719,325.26/3,222,879.70
  6. Step 6: Final answer
    x = 1,468,089.15

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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.