Home / 2,012,177.12-2,776,791.26-1,141,177.64

Finding the Fourth Proportional to 2,012,177.12, 2,776,791.26 and 1,141,177.64

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Solution

The fourth proportional to 2,012,177.12, 2,776,791.26 and 1,141,177.64 is: 1,574,817.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,177.12 : 2,776,791.26 = 1,141,177.64 : x
  2. Step 2: Convert to fraction form
    2,012,177.12/2,776,791.26 = 1,141,177.64/x
  3. Step 3: Cross multiply
    2,012,177.12x = 2,776,791.26 × 1,141,177.64
  4. Step 4: Simplify right side
    2,012,177.12x = 3,168,812,096,859.43
  5. Step 5: Solve for x
    x = 3,168,812,096,859.43/2,012,177.12
  6. Step 6: Final answer
    x = 1,574,817.68

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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.