Home / 1,109,154.71-1,530,634.52-599,857.09

Finding the Fourth Proportional to 1,109,154.71, 1,530,634.52 and 599,857.09

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Solution

The fourth proportional to 1,109,154.71, 1,530,634.52 and 599,857.09 is: 827,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,154.71 : 1,530,634.52 = 599,857.09 : x
  2. Step 2: Convert to fraction form
    1,109,154.71/1,530,634.52 = 599,857.09/x
  3. Step 3: Cross multiply
    1,109,154.71x = 1,530,634.52 × 599,857.09
  4. Step 4: Simplify right side
    1,109,154.71x = 918,161,969,020.75
  5. Step 5: Solve for x
    x = 918,161,969,020.75/1,109,154.71
  6. Step 6: Final answer
    x = 827,803.34

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Double scale
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1.5x scale

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.