Home / 1,728,659.48-2,385,682.27-954,439.61

Finding the Fourth Proportional to 1,728,659.48, 2,385,682.27 and 954,439.61

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Solution

The fourth proportional to 1,728,659.48, 2,385,682.27 and 954,439.61 is: 1,317,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,659.48 : 2,385,682.27 = 954,439.61 : x
  2. Step 2: Convert to fraction form
    1,728,659.48/2,385,682.27 = 954,439.61/x
  3. Step 3: Cross multiply
    1,728,659.48x = 2,385,682.27 × 954,439.61
  4. Step 4: Simplify right side
    1,728,659.48x = 2,276,989,641,048.20
  5. Step 5: Solve for x
    x = 2,276,989,641,048.20/1,728,659.48
  6. Step 6: Final answer
    x = 1,317,199.64

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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.