Home / 2,015,682.87-2,781,646.22-1,097,909.18

Finding the Fourth Proportional to 2,015,682.87, 2,781,646.22 and 1,097,909.18

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Solution

The fourth proportional to 2,015,682.87, 2,781,646.22 and 1,097,909.18 is: 1,515,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,682.87 : 2,781,646.22 = 1,097,909.18 : x
  2. Step 2: Convert to fraction form
    2,015,682.87/2,781,646.22 = 1,097,909.18/x
  3. Step 3: Cross multiply
    2,015,682.87x = 2,781,646.22 × 1,097,909.18
  4. Step 4: Simplify right side
    2,015,682.87x = 3,053,994,901,052.52
  5. Step 5: Solve for x
    x = 3,053,994,901,052.52/2,015,682.87
  6. Step 6: Final answer
    x = 1,515,116.76

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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.