Home / 1,685,550.39-2,528,258.55-928,892.13

Finding the Fourth Proportional to 1,685,550.39, 2,528,258.55 and 928,892.13

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Solution

The fourth proportional to 1,685,550.39, 2,528,258.55 and 928,892.13 is: 1,393,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,550.39 : 2,528,258.55 = 928,892.13 : x
  2. Step 2: Convert to fraction form
    1,685,550.39/2,528,258.55 = 928,892.13/x
  3. Step 3: Cross multiply
    1,685,550.39x = 2,528,258.55 × 928,892.13
  4. Step 4: Simplify right side
    1,685,550.39x = 2,348,479,469,700.21
  5. Step 5: Solve for x
    x = 2,348,479,469,700.21/1,685,550.39
  6. Step 6: Final answer
    x = 1,393,301.25

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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.