Home / 1,105,942.74-1,526,449.86-723,748.08

Finding the Fourth Proportional to 1,105,942.74, 1,526,449.86 and 723,748.08

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Solution

The fourth proportional to 1,105,942.74, 1,526,449.86 and 723,748.08 is: 998,935.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,942.74 : 1,526,449.86 = 723,748.08 : x
  2. Step 2: Convert to fraction form
    1,105,942.74/1,526,449.86 = 723,748.08/x
  3. Step 3: Cross multiply
    1,105,942.74x = 1,526,449.86 × 723,748.08
  4. Step 4: Simplify right side
    1,105,942.74x = 1,104,765,155,391.27
  5. Step 5: Solve for x
    x = 1,104,765,155,391.27/1,105,942.74
  6. Step 6: Final answer
    x = 998,935.22

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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.