Home / 5,405,981.85-7,460,257.86-2,958,591.47

Finding the Fourth Proportional to 5,405,981.85, 7,460,257.86 and 2,958,591.47

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Solution

The fourth proportional to 5,405,981.85, 7,460,257.86 and 2,958,591.47 is: 4,082,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,981.85 : 7,460,257.86 = 2,958,591.47 : x
  2. Step 2: Convert to fraction form
    5,405,981.85/7,460,257.86 = 2,958,591.47/x
  3. Step 3: Cross multiply
    5,405,981.85x = 7,460,257.86 × 2,958,591.47
  4. Step 4: Simplify right side
    5,405,981.85x = 22,071,855,231,295.16
  5. Step 5: Solve for x
    x = 22,071,855,231,295.16/5,405,981.85
  6. Step 6: Final answer
    x = 4,082,857.81

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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.