Home / 1,631,434.58-2,251,443.56-1,116,268.95

Finding the Fourth Proportional to 1,631,434.58, 2,251,443.56 and 1,116,268.95

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Solution

The fourth proportional to 1,631,434.58, 2,251,443.56 and 1,116,268.95 is: 1,540,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,434.58 : 2,251,443.56 = 1,116,268.95 : x
  2. Step 2: Convert to fraction form
    1,631,434.58/2,251,443.56 = 1,116,268.95/x
  3. Step 3: Cross multiply
    1,631,434.58x = 2,251,443.56 × 1,116,268.95
  4. Step 4: Simplify right side
    1,631,434.58x = 2,513,216,533,124.12
  5. Step 5: Solve for x
    x = 2,513,216,533,124.12/1,631,434.58
  6. Step 6: Final answer
    x = 1,540,494.83

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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.