Home / 1,538,105.61-2,307,651.29-1,076,963.94

Finding the Fourth Proportional to 1,538,105.61, 2,307,651.29 and 1,076,963.94

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Solution

The fourth proportional to 1,538,105.61, 2,307,651.29 and 1,076,963.94 is: 1,615,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,105.61 : 2,307,651.29 = 1,076,963.94 : x
  2. Step 2: Convert to fraction form
    1,538,105.61/2,307,651.29 = 1,076,963.94/x
  3. Step 3: Cross multiply
    1,538,105.61x = 2,307,651.29 × 1,076,963.94
  4. Step 4: Simplify right side
    1,538,105.61x = 2,485,257,220,039.66
  5. Step 5: Solve for x
    x = 2,485,257,220,039.66/1,538,105.61
  6. Step 6: Final answer
    x = 1,615,791.01

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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.