Home / 2,253,762.40-3,110,203.92-1,221,270.58

Finding the Fourth Proportional to 2,253,762.40, 3,110,203.92 and 1,221,270.58

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Solution

The fourth proportional to 2,253,762.40, 3,110,203.92 and 1,221,270.58 is: 1,685,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,762.40 : 3,110,203.92 = 1,221,270.58 : x
  2. Step 2: Convert to fraction form
    2,253,762.40/3,110,203.92 = 1,221,270.58/x
  3. Step 3: Cross multiply
    2,253,762.40x = 3,110,203.92 × 1,221,270.58
  4. Step 4: Simplify right side
    2,253,762.40x = 3,798,400,545,296.67
  5. Step 5: Solve for x
    x = 3,798,400,545,296.67/2,253,762.40
  6. Step 6: Final answer
    x = 1,685,359.80

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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.