Home / 1,142,183.76-1,576,013.81-651,929.44

Finding the Fourth Proportional to 1,142,183.76, 1,576,013.81 and 651,929.44

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Solution

The fourth proportional to 1,142,183.76, 1,576,013.81 and 651,929.44 is: 899,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,183.76 : 1,576,013.81 = 651,929.44 : x
  2. Step 2: Convert to fraction form
    1,142,183.76/1,576,013.81 = 651,929.44/x
  3. Step 3: Cross multiply
    1,142,183.76x = 1,576,013.81 × 651,929.44
  4. Step 4: Simplify right side
    1,142,183.76x = 1,027,449,795,575.47
  5. Step 5: Solve for x
    x = 1,027,449,795,575.47/1,142,183.76
  6. Step 6: Final answer
    x = 899,548.59

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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.