Home / 1,949,926.05-2,690,888.76-1,090,489.72

Finding the Fourth Proportional to 1,949,926.05, 2,690,888.76 and 1,090,489.72

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Solution

The fourth proportional to 1,949,926.05, 2,690,888.76 and 1,090,489.72 is: 1,504,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,926.05 : 2,690,888.76 = 1,090,489.72 : x
  2. Step 2: Convert to fraction form
    1,949,926.05/2,690,888.76 = 1,090,489.72/x
  3. Step 3: Cross multiply
    1,949,926.05x = 2,690,888.76 × 1,090,489.72
  4. Step 4: Simplify right side
    1,949,926.05x = 2,934,386,530,443.55
  5. Step 5: Solve for x
    x = 2,934,386,530,443.55/1,949,926.05
  6. Step 6: Final answer
    x = 1,504,870.67

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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.