Home / 2,011,845.64-2,776,291.62-1,106,427.72

Finding the Fourth Proportional to 2,011,845.64, 2,776,291.62 and 1,106,427.72

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Solution

The fourth proportional to 2,011,845.64, 2,776,291.62 and 1,106,427.72 is: 1,526,839.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,845.64 : 2,776,291.62 = 1,106,427.72 : x
  2. Step 2: Convert to fraction form
    2,011,845.64/2,776,291.62 = 1,106,427.72/x
  3. Step 3: Cross multiply
    2,011,845.64x = 2,776,291.62 × 1,106,427.72
  4. Step 4: Simplify right side
    2,011,845.64x = 3,071,766,007,171.71
  5. Step 5: Solve for x
    x = 3,071,766,007,171.71/2,011,845.64
  6. Step 6: Final answer
    x = 1,526,839.81

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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.