Home / 2,120,614.11-2,926,415.30-1,153,722.33

Finding the Fourth Proportional to 2,120,614.11, 2,926,415.30 and 1,153,722.33

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Solution

The fourth proportional to 2,120,614.11, 2,926,415.30 and 1,153,722.33 is: 1,592,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,614.11 : 2,926,415.30 = 1,153,722.33 : x
  2. Step 2: Convert to fraction form
    2,120,614.11/2,926,415.30 = 1,153,722.33/x
  3. Step 3: Cross multiply
    2,120,614.11x = 2,926,415.30 × 1,153,722.33
  4. Step 4: Simplify right side
    2,120,614.11x = 3,376,270,672,695.04
  5. Step 5: Solve for x
    x = 3,376,270,672,695.04/2,120,614.11
  6. Step 6: Final answer
    x = 1,592,119.31

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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.