Home / 1,920,178.14-2,649,867.99-1,060,720.38

Finding the Fourth Proportional to 1,920,178.14, 2,649,867.99 and 1,060,720.38

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Solution

The fourth proportional to 1,920,178.14, 2,649,867.99 and 1,060,720.38 is: 1,463,806.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,178.14 : 2,649,867.99 = 1,060,720.38 : x
  2. Step 2: Convert to fraction form
    1,920,178.14/2,649,867.99 = 1,060,720.38/x
  3. Step 3: Cross multiply
    1,920,178.14x = 2,649,867.99 × 1,060,720.38
  4. Step 4: Simplify right side
    1,920,178.14x = 2,810,768,981,302.64
  5. Step 5: Solve for x
    x = 2,810,768,981,302.64/1,920,178.14
  6. Step 6: Final answer
    x = 1,463,806.36

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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.