Home / 1,301,196.06-1,795,650.30-728,236.17

Finding the Fourth Proportional to 1,301,196.06, 1,795,650.30 and 728,236.17

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Solution

The fourth proportional to 1,301,196.06, 1,795,650.30 and 728,236.17 is: 1,004,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,196.06 : 1,795,650.30 = 728,236.17 : x
  2. Step 2: Convert to fraction form
    1,301,196.06/1,795,650.30 = 728,236.17/x
  3. Step 3: Cross multiply
    1,301,196.06x = 1,795,650.30 × 728,236.17
  4. Step 4: Simplify right side
    1,301,196.06x = 1,307,657,497,131.35
  5. Step 5: Solve for x
    x = 1,307,657,497,131.35/1,301,196.06
  6. Step 6: Final answer
    x = 1,004,965.77

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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.