Home / 1,021,923.36-1,410,186.72-613,782.67

Finding the Fourth Proportional to 1,021,923.36, 1,410,186.72 and 613,782.67

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Solution

The fourth proportional to 1,021,923.36, 1,410,186.72 and 613,782.67 is: 846,979.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,923.36 : 1,410,186.72 = 613,782.67 : x
  2. Step 2: Convert to fraction form
    1,021,923.36/1,410,186.72 = 613,782.67/x
  3. Step 3: Cross multiply
    1,021,923.36x = 1,410,186.72 × 613,782.67
  4. Step 4: Simplify right side
    1,021,923.36x = 865,548,170,200.14
  5. Step 5: Solve for x
    x = 865,548,170,200.14/1,021,923.36
  6. Step 6: Final answer
    x = 846,979.54

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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.