Home / 1,265,776.70-1,746,757.05-684,986.36

Finding the Fourth Proportional to 1,265,776.70, 1,746,757.05 and 684,986.36

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Solution

The fourth proportional to 1,265,776.70, 1,746,757.05 and 684,986.36 is: 945,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,776.70 : 1,746,757.05 = 684,986.36 : x
  2. Step 2: Convert to fraction form
    1,265,776.70/1,746,757.05 = 684,986.36/x
  3. Step 3: Cross multiply
    1,265,776.70x = 1,746,757.05 × 684,986.36
  4. Step 4: Simplify right side
    1,265,776.70x = 1,196,504,753,483.84
  5. Step 5: Solve for x
    x = 1,196,504,753,483.84/1,265,776.70
  6. Step 6: Final answer
    x = 945,273.17

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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.