Home / 1,246,863.25-1,720,636.89-702,994.30

Finding the Fourth Proportional to 1,246,863.25, 1,720,636.89 and 702,994.30

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Solution

The fourth proportional to 1,246,863.25, 1,720,636.89 and 702,994.30 is: 970,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,863.25 : 1,720,636.89 = 702,994.30 : x
  2. Step 2: Convert to fraction form
    1,246,863.25/1,720,636.89 = 702,994.30/x
  3. Step 3: Cross multiply
    1,246,863.25x = 1,720,636.89 × 702,994.30
  4. Step 4: Simplify right side
    1,246,863.25x = 1,209,597,926,039.73
  5. Step 5: Solve for x
    x = 1,209,597,926,039.73/1,246,863.25
  6. Step 6: Final answer
    x = 970,112.74

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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.