Home / 1,106,221.76-1,526,469.18-622,778.12

Finding the Fourth Proportional to 1,106,221.76, 1,526,469.18 and 622,778.12

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Solution

The fourth proportional to 1,106,221.76, 1,526,469.18 and 622,778.12 is: 859,368.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,221.76 : 1,526,469.18 = 622,778.12 : x
  2. Step 2: Convert to fraction form
    1,106,221.76/1,526,469.18 = 622,778.12/x
  3. Step 3: Cross multiply
    1,106,221.76x = 1,526,469.18 × 622,778.12
  4. Step 4: Simplify right side
    1,106,221.76x = 950,651,606,158.34
  5. Step 5: Solve for x
    x = 950,651,606,158.34/1,106,221.76
  6. Step 6: Final answer
    x = 859,368.02

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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.