Home / 2,521,663.40-3,480,163.54-1,542,175.40

Finding the Fourth Proportional to 2,521,663.40, 3,480,163.54 and 1,542,175.40

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Solution

The fourth proportional to 2,521,663.40, 3,480,163.54 and 1,542,175.40 is: 2,128,365.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,663.40 : 3,480,163.54 = 1,542,175.40 : x
  2. Step 2: Convert to fraction form
    2,521,663.40/3,480,163.54 = 1,542,175.40/x
  3. Step 3: Cross multiply
    2,521,663.40x = 3,480,163.54 × 1,542,175.40
  4. Step 4: Simplify right side
    2,521,663.40x = 5,367,022,599,364.92
  5. Step 5: Solve for x
    x = 5,367,022,599,364.92/2,521,663.40
  6. Step 6: Final answer
    x = 2,128,365.98

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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.