Home / 3,315,058.62-4,972,095.78-918,653.37

Finding the Fourth Proportional to 3,315,058.62, 4,972,095.78 and 918,653.37

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Solution

The fourth proportional to 3,315,058.62, 4,972,095.78 and 918,653.37 is: 1,377,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,058.62 : 4,972,095.78 = 918,653.37 : x
  2. Step 2: Convert to fraction form
    3,315,058.62/4,972,095.78 = 918,653.37/x
  3. Step 3: Cross multiply
    3,315,058.62x = 4,972,095.78 × 918,653.37
  4. Step 4: Simplify right side
    3,315,058.62x = 4,567,632,544,259.78
  5. Step 5: Solve for x
    x = 4,567,632,544,259.78/3,315,058.62
  6. Step 6: Final answer
    x = 1,377,843.67

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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.