Home / 1,157,906.98-1,597,892.97-648,607.78

Finding the Fourth Proportional to 1,157,906.98, 1,597,892.97 and 648,607.78

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Solution

The fourth proportional to 1,157,906.98, 1,597,892.97 and 648,607.78 is: 895,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,906.98 : 1,597,892.97 = 648,607.78 : x
  2. Step 2: Convert to fraction form
    1,157,906.98/1,597,892.97 = 648,607.78/x
  3. Step 3: Cross multiply
    1,157,906.98x = 1,597,892.97 × 648,607.78
  4. Step 4: Simplify right side
    1,157,906.98x = 1,036,405,811,949.31
  5. Step 5: Solve for x
    x = 1,036,405,811,949.31/1,157,906.98
  6. Step 6: Final answer
    x = 895,068.28

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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.