Home / 1,129,251.39-1,558,378.25-613,009.37

Finding the Fourth Proportional to 1,129,251.39, 1,558,378.25 and 613,009.37

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Solution

The fourth proportional to 1,129,251.39, 1,558,378.25 and 613,009.37 is: 845,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,251.39 : 1,558,378.25 = 613,009.37 : x
  2. Step 2: Convert to fraction form
    1,129,251.39/1,558,378.25 = 613,009.37/x
  3. Step 3: Cross multiply
    1,129,251.39x = 1,558,378.25 × 613,009.37
  4. Step 4: Simplify right side
    1,129,251.39x = 955,300,458,397.27
  5. Step 5: Solve for x
    x = 955,300,458,397.27/1,129,251.39
  6. Step 6: Final answer
    x = 845,959.07

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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.