Home / 1,065,112.30-1,597,668.45-827,166.70

Finding the Fourth Proportional to 1,065,112.30, 1,597,668.45 and 827,166.70

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Solution

The fourth proportional to 1,065,112.30, 1,597,668.45 and 827,166.70 is: 1,240,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,112.30 : 1,597,668.45 = 827,166.70 : x
  2. Step 2: Convert to fraction form
    1,065,112.30/1,597,668.45 = 827,166.70/x
  3. Step 3: Cross multiply
    1,065,112.30x = 1,597,668.45 × 827,166.70
  4. Step 4: Simplify right side
    1,065,112.30x = 1,321,538,139,480.62
  5. Step 5: Solve for x
    x = 1,321,538,139,480.62/1,065,112.30
  6. Step 6: Final answer
    x = 1,240,750.05

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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.