Home / 2,039,607.09-2,814,663.41-1,121,930.28

Finding the Fourth Proportional to 2,039,607.09, 2,814,663.41 and 1,121,930.28

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Solution

The fourth proportional to 2,039,607.09, 2,814,663.41 and 1,121,930.28 is: 1,548,266.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,607.09 : 2,814,663.41 = 1,121,930.28 : x
  2. Step 2: Convert to fraction form
    2,039,607.09/2,814,663.41 = 1,121,930.28/x
  3. Step 3: Cross multiply
    2,039,607.09x = 2,814,663.41 × 1,121,930.28
  4. Step 4: Simplify right side
    2,039,607.09x = 3,157,856,106,284.64
  5. Step 5: Solve for x
    x = 3,157,856,106,284.64/2,039,607.09
  6. Step 6: Final answer
    x = 1,548,266.88

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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.