Home / 1,068,361.25-1,602,668.43-669,035.03

Finding the Fourth Proportional to 1,068,361.25, 1,602,668.43 and 669,035.03

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Solution

The fourth proportional to 1,068,361.25, 1,602,668.43 and 669,035.03 is: 1,003,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,361.25 : 1,602,668.43 = 669,035.03 : x
  2. Step 2: Convert to fraction form
    1,068,361.25/1,602,668.43 = 669,035.03/x
  3. Step 3: Cross multiply
    1,068,361.25x = 1,602,668.43 × 669,035.03
  4. Step 4: Simplify right side
    1,068,361.25x = 1,072,241,313,131.76
  5. Step 5: Solve for x
    x = 1,072,241,313,131.76/1,068,361.25
  6. Step 6: Final answer
    x = 1,003,631.79

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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.