Home / 1,171,070.32-1,755,249.72-538,656.88

Finding the Fourth Proportional to 1,171,070.32, 1,755,249.72 and 538,656.88

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Solution

The fourth proportional to 1,171,070.32, 1,755,249.72 and 538,656.88 is: 807,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,070.32 : 1,755,249.72 = 538,656.88 : x
  2. Step 2: Convert to fraction form
    1,171,070.32/1,755,249.72 = 538,656.88/x
  3. Step 3: Cross multiply
    1,171,070.32x = 1,755,249.72 × 538,656.88
  4. Step 4: Simplify right side
    1,171,070.32x = 945,477,337,796.07
  5. Step 5: Solve for x
    x = 945,477,337,796.07/1,171,070.32
  6. Step 6: Final answer
    x = 807,361.71

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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.