Home / 1,323,867.51-1,985,801.22-925,286.76

Finding the Fourth Proportional to 1,323,867.51, 1,985,801.22 and 925,286.76

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Solution

The fourth proportional to 1,323,867.51, 1,985,801.22 and 925,286.76 is: 1,387,930.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,867.51 : 1,985,801.22 = 925,286.76 : x
  2. Step 2: Convert to fraction form
    1,323,867.51/1,985,801.22 = 925,286.76/x
  3. Step 3: Cross multiply
    1,323,867.51x = 1,985,801.22 × 925,286.76
  4. Step 4: Simplify right side
    1,323,867.51x = 1,837,435,576,857.85
  5. Step 5: Solve for x
    x = 1,837,435,576,857.85/1,323,867.51
  6. Step 6: Final answer
    x = 1,387,930.11

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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.