Home / 1,096,653.30-1,644,979.95-777,788.70

Finding the Fourth Proportional to 1,096,653.30, 1,644,979.95 and 777,788.70

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Solution

The fourth proportional to 1,096,653.30, 1,644,979.95 and 777,788.70 is: 1,166,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,653.30 : 1,644,979.95 = 777,788.70 : x
  2. Step 2: Convert to fraction form
    1,096,653.30/1,644,979.95 = 777,788.70/x
  3. Step 3: Cross multiply
    1,096,653.30x = 1,644,979.95 × 777,788.70
  4. Step 4: Simplify right side
    1,096,653.30x = 1,279,446,816,836.57
  5. Step 5: Solve for x
    x = 1,279,446,816,836.57/1,096,653.30
  6. Step 6: Final answer
    x = 1,166,683.05

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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.