Home / 1,185,518.88-1,778,357.45-416,924.36

Finding the Fourth Proportional to 1,185,518.88, 1,778,357.45 and 416,924.36

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Solution

The fourth proportional to 1,185,518.88, 1,778,357.45 and 416,924.36 is: 625,414.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,518.88 : 1,778,357.45 = 416,924.36 : x
  2. Step 2: Convert to fraction form
    1,185,518.88/1,778,357.45 = 416,924.36/x
  3. Step 3: Cross multiply
    1,185,518.88x = 1,778,357.45 × 416,924.36
  4. Step 4: Simplify right side
    1,185,518.88x = 741,440,530,716.07
  5. Step 5: Solve for x
    x = 741,440,530,716.07/1,185,518.88
  6. Step 6: Final answer
    x = 625,414.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.