Home / 1,728,643.25-2,385,465.15-954,257.46

Finding the Fourth Proportional to 1,728,643.25, 2,385,465.15 and 954,257.46

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Solution

The fourth proportional to 1,728,643.25, 2,385,465.15 and 954,257.46 is: 1,316,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,643.25 : 2,385,465.15 = 954,257.46 : x
  2. Step 2: Convert to fraction form
    1,728,643.25/2,385,465.15 = 954,257.46/x
  3. Step 3: Cross multiply
    1,728,643.25x = 2,385,465.15 × 954,257.46
  4. Step 4: Simplify right side
    1,728,643.25x = 2,276,347,923,679.57
  5. Step 5: Solve for x
    x = 2,276,347,923,679.57/1,728,643.25
  6. Step 6: Final answer
    x = 1,316,840.78

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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.