Home / 1,436,448.73-2,155,511.40-797,288.87

Finding the Fourth Proportional to 1,436,448.73, 2,155,511.40 and 797,288.87

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Solution

The fourth proportional to 1,436,448.73, 2,155,511.40 and 797,288.87 is: 1,196,398.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,448.73 : 2,155,511.40 = 797,288.87 : x
  2. Step 2: Convert to fraction form
    1,436,448.73/2,155,511.40 = 797,288.87/x
  3. Step 3: Cross multiply
    1,436,448.73x = 2,155,511.40 × 797,288.87
  4. Step 4: Simplify right side
    1,436,448.73x = 1,718,565,233,614.12
  5. Step 5: Solve for x
    x = 1,718,565,233,614.12/1,436,448.73
  6. Step 6: Final answer
    x = 1,196,398.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.