Home / 1,413,746.67-1,950,990.38-769,167.38

Finding the Fourth Proportional to 1,413,746.67, 1,950,990.38 and 769,167.38

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Solution

The fourth proportional to 1,413,746.67, 1,950,990.38 and 769,167.38 is: 1,061,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,746.67 : 1,950,990.38 = 769,167.38 : x
  2. Step 2: Convert to fraction form
    1,413,746.67/1,950,990.38 = 769,167.38/x
  3. Step 3: Cross multiply
    1,413,746.67x = 1,950,990.38 × 769,167.38
  4. Step 4: Simplify right side
    1,413,746.67x = 1,500,638,149,768.22
  5. Step 5: Solve for x
    x = 1,500,638,149,768.22/1,413,746.67
  6. Step 6: Final answer
    x = 1,061,461.85

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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.