Home / 1,222,593.64-1,831,720.86-511,053.16

Finding the Fourth Proportional to 1,222,593.64, 1,831,720.86 and 511,053.16

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Solution

The fourth proportional to 1,222,593.64, 1,831,720.86 and 511,053.16 is: 765,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,593.64 : 1,831,720.86 = 511,053.16 : x
  2. Step 2: Convert to fraction form
    1,222,593.64/1,831,720.86 = 511,053.16/x
  3. Step 3: Cross multiply
    1,222,593.64x = 1,831,720.86 × 511,053.16
  4. Step 4: Simplify right side
    1,222,593.64x = 936,106,733,740.92
  5. Step 5: Solve for x
    x = 936,106,733,740.92/1,222,593.64
  6. Step 6: Final answer
    x = 765,672.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.