Home / 1,196,380.10-1,651,260.04-687,363.14

Finding the Fourth Proportional to 1,196,380.10, 1,651,260.04 and 687,363.14

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Solution

The fourth proportional to 1,196,380.10, 1,651,260.04 and 687,363.14 is: 948,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,380.10 : 1,651,260.04 = 687,363.14 : x
  2. Step 2: Convert to fraction form
    1,196,380.10/1,651,260.04 = 687,363.14/x
  3. Step 3: Cross multiply
    1,196,380.10x = 1,651,260.04 × 687,363.14
  4. Step 4: Simplify right side
    1,196,380.10x = 1,135,015,276,076.22
  5. Step 5: Solve for x
    x = 1,135,015,276,076.22/1,196,380.10
  6. Step 6: Final answer
    x = 948,707.92

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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.