Home / 1,185,757.05-1,778,369.37-545,445.84

Finding the Fourth Proportional to 1,185,757.05, 1,778,369.37 and 545,445.84

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Solution

The fourth proportional to 1,185,757.05, 1,778,369.37 and 545,445.84 is: 818,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,757.05 : 1,778,369.37 = 545,445.84 : x
  2. Step 2: Convert to fraction form
    1,185,757.05/1,778,369.37 = 545,445.84/x
  3. Step 3: Cross multiply
    1,185,757.05x = 1,778,369.37 × 545,445.84
  4. Step 4: Simplify right side
    1,185,757.05x = 970,004,174,849.92
  5. Step 5: Solve for x
    x = 970,004,174,849.92/1,185,757.05
  6. Step 6: Final answer
    x = 818,046.31

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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.