Home / 1,135,490.72-1,566,924.48-651,715.38

Finding the Fourth Proportional to 1,135,490.72, 1,566,924.48 and 651,715.38

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Solution

The fourth proportional to 1,135,490.72, 1,566,924.48 and 651,715.38 is: 899,336.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,490.72 : 1,566,924.48 = 651,715.38 : x
  2. Step 2: Convert to fraction form
    1,135,490.72/1,566,924.48 = 651,715.38/x
  3. Step 3: Cross multiply
    1,135,490.72x = 1,566,924.48 × 651,715.38
  4. Step 4: Simplify right side
    1,135,490.72x = 1,021,188,782,914.50
  5. Step 5: Solve for x
    x = 1,021,188,782,914.50/1,135,490.72
  6. Step 6: Final answer
    x = 899,336.97

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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.