Home / 2,159,224.32-3,236,668.92-738,308.64

Finding the Fourth Proportional to 2,159,224.32, 3,236,668.92 and 738,308.64

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Solution

The fourth proportional to 2,159,224.32, 3,236,668.92 and 738,308.64 is: 1,106,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,224.32 : 3,236,668.92 = 738,308.64 : x
  2. Step 2: Convert to fraction form
    2,159,224.32/3,236,668.92 = 738,308.64/x
  3. Step 3: Cross multiply
    2,159,224.32x = 3,236,668.92 × 738,308.64
  4. Step 4: Simplify right side
    2,159,224.32x = 2,389,660,628,455.47
  5. Step 5: Solve for x
    x = 2,389,660,628,455.47/2,159,224.32
  6. Step 6: Final answer
    x = 1,106,721.80

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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.