Home / 1,701,321.73-2,547,780.80-1,268,000.25

Finding the Fourth Proportional to 1,701,321.73, 2,547,780.80 and 1,268,000.25

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Solution

The fourth proportional to 1,701,321.73, 2,547,780.80 and 1,268,000.25 is: 1,898,868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,321.73 : 2,547,780.80 = 1,268,000.25 : x
  2. Step 2: Convert to fraction form
    1,701,321.73/2,547,780.80 = 1,268,000.25/x
  3. Step 3: Cross multiply
    1,701,321.73x = 2,547,780.80 × 1,268,000.25
  4. Step 4: Simplify right side
    1,701,321.73x = 3,230,586,691,345.20
  5. Step 5: Solve for x
    x = 3,230,586,691,345.20/1,701,321.73
  6. Step 6: Final answer
    x = 1,898,868.76

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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.