Home / 1,508,199.33-2,081,358.16-919,532.75

Finding the Fourth Proportional to 1,508,199.33, 2,081,358.16 and 919,532.75

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Solution

The fourth proportional to 1,508,199.33, 2,081,358.16 and 919,532.75 is: 1,268,981.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,199.33 : 2,081,358.16 = 919,532.75 : x
  2. Step 2: Convert to fraction form
    1,508,199.33/2,081,358.16 = 919,532.75/x
  3. Step 3: Cross multiply
    1,508,199.33x = 2,081,358.16 × 919,532.75
  4. Step 4: Simplify right side
    1,508,199.33x = 1,913,876,979,894.12
  5. Step 5: Solve for x
    x = 1,913,876,979,894.12/1,508,199.33
  6. Step 6: Final answer
    x = 1,268,981.45

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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.