Home / 2,946,129.82-4,065,190.42-1,656,721

Finding the Fourth Proportional to 2,946,129.82, 4,065,190.42 and 1,656,721

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Solution

The fourth proportional to 2,946,129.82, 4,065,190.42 and 1,656,721 is: 2,286,011.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,129.82 : 4,065,190.42 = 1,656,721 : x
  2. Step 2: Convert to fraction form
    2,946,129.82/4,065,190.42 = 1,656,721/x
  3. Step 3: Cross multiply
    2,946,129.82x = 4,065,190.42 × 1,656,721
  4. Step 4: Simplify right side
    2,946,129.82x = 6,734,886,337,812.82
  5. Step 5: Solve for x
    x = 6,734,886,337,812.82/2,946,129.82
  6. Step 6: Final answer
    x = 2,286,011.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.