Home / 1,416,794.36-1,955,163.72-772,214.60

Finding the Fourth Proportional to 1,416,794.36, 1,955,163.72 and 772,214.60

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Solution

The fourth proportional to 1,416,794.36, 1,955,163.72 and 772,214.60 is: 1,065,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,794.36 : 1,955,163.72 = 772,214.60 : x
  2. Step 2: Convert to fraction form
    1,416,794.36/1,955,163.72 = 772,214.60/x
  3. Step 3: Cross multiply
    1,416,794.36x = 1,955,163.72 × 772,214.60
  4. Step 4: Simplify right side
    1,416,794.36x = 1,509,805,969,974.31
  5. Step 5: Solve for x
    x = 1,509,805,969,974.31/1,416,794.36
  6. Step 6: Final answer
    x = 1,065,649.34

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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.