Home / 1,454,200.12-2,006,276.66-842,018.68

Finding the Fourth Proportional to 1,454,200.12, 2,006,276.66 and 842,018.68

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Solution

The fourth proportional to 1,454,200.12, 2,006,276.66 and 842,018.68 is: 1,161,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,200.12 : 2,006,276.66 = 842,018.68 : x
  2. Step 2: Convert to fraction form
    1,454,200.12/2,006,276.66 = 842,018.68/x
  3. Step 3: Cross multiply
    1,454,200.12x = 2,006,276.66 × 842,018.68
  4. Step 4: Simplify right side
    1,454,200.12x = 1,689,322,424,968.01
  5. Step 5: Solve for x
    x = 1,689,322,424,968.01/1,454,200.12
  6. Step 6: Final answer
    x = 1,161,684.97

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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.