Home / 2,303,113.78-3,178,301.25-1,284,584.14

Finding the Fourth Proportional to 2,303,113.78, 3,178,301.25 and 1,284,584.14

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Solution

The fourth proportional to 2,303,113.78, 3,178,301.25 and 1,284,584.14 is: 1,772,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303,113.78 : 3,178,301.25 = 1,284,584.14 : x
  2. Step 2: Convert to fraction form
    2,303,113.78/3,178,301.25 = 1,284,584.14/x
  3. Step 3: Cross multiply
    2,303,113.78x = 3,178,301.25 × 1,284,584.14
  4. Step 4: Simplify right side
    2,303,113.78x = 4,082,795,377,892.18
  5. Step 5: Solve for x
    x = 4,082,795,377,892.18/2,303,113.78
  6. Step 6: Final answer
    x = 1,772,728.47

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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.