Home / 1,967,161.52-2,714,656.20-1,107,732.08

Finding the Fourth Proportional to 1,967,161.52, 2,714,656.20 and 1,107,732.08

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Solution

The fourth proportional to 1,967,161.52, 2,714,656.20 and 1,107,732.08 is: 1,528,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,161.52 : 2,714,656.20 = 1,107,732.08 : x
  2. Step 2: Convert to fraction form
    1,967,161.52/2,714,656.20 = 1,107,732.08/x
  3. Step 3: Cross multiply
    1,967,161.52x = 2,714,656.20 × 1,107,732.08
  4. Step 4: Simplify right side
    1,967,161.52x = 3,007,111,758,910.90
  5. Step 5: Solve for x
    x = 3,007,111,758,910.90/1,967,161.52
  6. Step 6: Final answer
    x = 1,528,655.24

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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.