Home / 1,454,194.08-2,006,268.44-842,012.72

Finding the Fourth Proportional to 1,454,194.08, 2,006,268.44 and 842,012.72

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Solution

The fourth proportional to 1,454,194.08, 2,006,268.44 and 842,012.72 is: 1,161,676.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,194.08 : 2,006,268.44 = 842,012.72 : x
  2. Step 2: Convert to fraction form
    1,454,194.08/2,006,268.44 = 842,012.72/x
  3. Step 3: Cross multiply
    1,454,194.08x = 2,006,268.44 × 842,012.72
  4. Step 4: Simplify right side
    1,454,194.08x = 1,689,303,546,214.56
  5. Step 5: Solve for x
    x = 1,689,303,546,214.56/1,454,194.08
  6. Step 6: Final answer
    x = 1,161,676.81

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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.