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Finding the Fourth Proportional to 1,170,944.80, 1,751,605.80 and 934,748.80

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Solution

The fourth proportional to 1,170,944.80, 1,751,605.80 and 934,748.80 is: 1,398,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,944.80 : 1,751,605.80 = 934,748.80 : x
  2. Step 2: Convert to fraction form
    1,170,944.80/1,751,605.80 = 934,748.80/x
  3. Step 3: Cross multiply
    1,170,944.80x = 1,751,605.80 × 934,748.80
  4. Step 4: Simplify right side
    1,170,944.80x = 1,637,311,419,623.04
  5. Step 5: Solve for x
    x = 1,637,311,419,623.04/1,170,944.80
  6. Step 6: Final answer
    x = 1,398,282.33

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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.