Home / 2,724,774.68-4,085,742.86-1,285,071.51

Finding the Fourth Proportional to 2,724,774.68, 4,085,742.86 and 1,285,071.51

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Solution

The fourth proportional to 2,724,774.68, 4,085,742.86 and 1,285,071.51 is: 1,926,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724,774.68 : 4,085,742.86 = 1,285,071.51 : x
  2. Step 2: Convert to fraction form
    2,724,774.68/4,085,742.86 = 1,285,071.51/x
  3. Step 3: Cross multiply
    2,724,774.68x = 4,085,742.86 × 1,285,071.51
  4. Step 4: Simplify right side
    2,724,774.68x = 5,250,471,740,146.56
  5. Step 5: Solve for x
    x = 5,250,471,740,146.56/2,724,774.68
  6. Step 6: Final answer
    x = 1,926,937.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.