Home / 1,230,814.76-1,847,046.83-432,098.68

Finding the Fourth Proportional to 1,230,814.76, 1,847,046.83 and 432,098.68

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Solution

The fourth proportional to 1,230,814.76, 1,847,046.83 and 432,098.68 is: 648,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,814.76 : 1,847,046.83 = 432,098.68 : x
  2. Step 2: Convert to fraction form
    1,230,814.76/1,847,046.83 = 432,098.68/x
  3. Step 3: Cross multiply
    1,230,814.76x = 1,847,046.83 × 432,098.68
  4. Step 4: Simplify right side
    1,230,814.76x = 798,106,485,745.46
  5. Step 5: Solve for x
    x = 798,106,485,745.46/1,230,814.76
  6. Step 6: Final answer
    x = 648,437.53

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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.