Home / 1,157,346.77-1,597,151.32-641,108.57

Finding the Fourth Proportional to 1,157,346.77, 1,597,151.32 and 641,108.57

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Solution

The fourth proportional to 1,157,346.77, 1,597,151.32 and 641,108.57 is: 884,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,346.77 : 1,597,151.32 = 641,108.57 : x
  2. Step 2: Convert to fraction form
    1,157,346.77/1,597,151.32 = 641,108.57/x
  3. Step 3: Cross multiply
    1,157,346.77x = 1,597,151.32 × 641,108.57
  4. Step 4: Simplify right side
    1,157,346.77x = 1,023,947,395,633.27
  5. Step 5: Solve for x
    x = 1,023,947,395,633.27/1,157,346.77
  6. Step 6: Final answer
    x = 884,736.90

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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.