Home / 1,109,106.78-1,530,571.96-599,809.16

Finding the Fourth Proportional to 1,109,106.78, 1,530,571.96 and 599,809.16

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Solution

The fourth proportional to 1,109,106.78, 1,530,571.96 and 599,809.16 is: 827,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,106.78 : 1,530,571.96 = 599,809.16 : x
  2. Step 2: Convert to fraction form
    1,109,106.78/1,530,571.96 = 599,809.16/x
  3. Step 3: Cross multiply
    1,109,106.78x = 1,530,571.96 × 599,809.16
  4. Step 4: Simplify right side
    1,109,106.78x = 918,051,081,647.15
  5. Step 5: Solve for x
    x = 918,051,081,647.15/1,109,106.78
  6. Step 6: Final answer
    x = 827,739.13

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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.