Home / 1,621,668.55-2,237,531.32-968,167.38

Finding the Fourth Proportional to 1,621,668.55, 2,237,531.32 and 968,167.38

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Solution

The fourth proportional to 1,621,668.55, 2,237,531.32 and 968,167.38 is: 1,335,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,668.55 : 2,237,531.32 = 968,167.38 : x
  2. Step 2: Convert to fraction form
    1,621,668.55/2,237,531.32 = 968,167.38/x
  3. Step 3: Cross multiply
    1,621,668.55x = 2,237,531.32 × 968,167.38
  4. Step 4: Simplify right side
    1,621,668.55x = 2,166,304,835,752.34
  5. Step 5: Solve for x
    x = 2,166,304,835,752.34/1,621,668.55
  6. Step 6: Final answer
    x = 1,335,849.33

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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.