Home / 1,086,609.63-1,629,545.34-376,471.89

Finding the Fourth Proportional to 1,086,609.63, 1,629,545.34 and 376,471.89

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Solution

The fourth proportional to 1,086,609.63, 1,629,545.34 and 376,471.89 is: 564,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,609.63 : 1,629,545.34 = 376,471.89 : x
  2. Step 2: Convert to fraction form
    1,086,609.63/1,629,545.34 = 376,471.89/x
  3. Step 3: Cross multiply
    1,086,609.63x = 1,629,545.34 × 376,471.89
  4. Step 4: Simplify right side
    1,086,609.63x = 613,478,013,990.49
  5. Step 5: Solve for x
    x = 613,478,013,990.49/1,086,609.63
  6. Step 6: Final answer
    x = 564,579.95

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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.