Home / 1,979,185.48-2,966,415.90-1,080,853

Finding the Fourth Proportional to 1,979,185.48, 2,966,415.90 and 1,080,853

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Solution

The fourth proportional to 1,979,185.48, 2,966,415.90 and 1,080,853 is: 1,619,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,185.48 : 2,966,415.90 = 1,080,853 : x
  2. Step 2: Convert to fraction form
    1,979,185.48/2,966,415.90 = 1,080,853/x
  3. Step 3: Cross multiply
    1,979,185.48x = 2,966,415.90 × 1,080,853
  4. Step 4: Simplify right side
    1,979,185.48x = 3,206,259,524,762.70
  5. Step 5: Solve for x
    x = 3,206,259,524,762.70/1,979,185.48
  6. Step 6: Final answer
    x = 1,619,989.41

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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.