Home / 1,161,137.60-1,740,656.64-413,008.64

Finding the Fourth Proportional to 1,161,137.60, 1,740,656.64 and 413,008.64

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Solution

The fourth proportional to 1,161,137.60, 1,740,656.64 and 413,008.64 is: 619,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,137.60 : 1,740,656.64 = 413,008.64 : x
  2. Step 2: Convert to fraction form
    1,161,137.60/1,740,656.64 = 413,008.64/x
  3. Step 3: Cross multiply
    1,161,137.60x = 1,740,656.64 × 413,008.64
  4. Step 4: Simplify right side
    1,161,137.60x = 718,906,231,593.37
  5. Step 5: Solve for x
    x = 718,906,231,593.37/1,161,137.60
  6. Step 6: Final answer
    x = 619,139.57

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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.