Home / 1,533,250.40-2,115,929.40-854,230.64

Finding the Fourth Proportional to 1,533,250.40, 2,115,929.40 and 854,230.64

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Solution

The fourth proportional to 1,533,250.40, 2,115,929.40 and 854,230.64 is: 1,178,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,250.40 : 2,115,929.40 = 854,230.64 : x
  2. Step 2: Convert to fraction form
    1,533,250.40/2,115,929.40 = 854,230.64/x
  3. Step 3: Cross multiply
    1,533,250.40x = 2,115,929.40 × 854,230.64
  4. Step 4: Simplify right side
    1,533,250.40x = 1,807,491,725,556.82
  5. Step 5: Solve for x
    x = 1,807,491,725,556.82/1,533,250.40
  6. Step 6: Final answer
    x = 1,178,862.71

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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.