Home / 1,450,186.68-2,001,796.54-1,245,415.32

Finding the Fourth Proportional to 1,450,186.68, 2,001,796.54 and 1,245,415.32

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Solution

The fourth proportional to 1,450,186.68, 2,001,796.54 and 1,245,415.32 is: 1,719,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,186.68 : 2,001,796.54 = 1,245,415.32 : x
  2. Step 2: Convert to fraction form
    1,450,186.68/2,001,796.54 = 1,245,415.32/x
  3. Step 3: Cross multiply
    1,450,186.68x = 2,001,796.54 × 1,245,415.32
  4. Step 4: Simplify right side
    1,450,186.68x = 2,493,068,078,438.99
  5. Step 5: Solve for x
    x = 2,493,068,078,438.99/1,450,186.68
  6. Step 6: Final answer
    x = 1,719,135.97

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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.