Home / 1,157,349.58-1,597,153.89-641,118.76

Finding the Fourth Proportional to 1,157,349.58, 1,597,153.89 and 641,118.76

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Solution

The fourth proportional to 1,157,349.58, 1,597,153.89 and 641,118.76 is: 884,750.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,349.58 : 1,597,153.89 = 641,118.76 : x
  2. Step 2: Convert to fraction form
    1,157,349.58/1,597,153.89 = 641,118.76/x
  3. Step 3: Cross multiply
    1,157,349.58x = 1,597,153.89 × 641,118.76
  4. Step 4: Simplify right side
    1,157,349.58x = 1,023,965,321,485.98
  5. Step 5: Solve for x
    x = 1,023,965,321,485.98/1,157,349.58
  6. Step 6: Final answer
    x = 884,750.24

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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.