Home / 1,181,131.07-1,772,478.25-649,022.63

Finding the Fourth Proportional to 1,181,131.07, 1,772,478.25 and 649,022.63

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Solution

The fourth proportional to 1,181,131.07, 1,772,478.25 and 649,022.63 is: 973,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,131.07 : 1,772,478.25 = 649,022.63 : x
  2. Step 2: Convert to fraction form
    1,181,131.07/1,772,478.25 = 649,022.63/x
  3. Step 3: Cross multiply
    1,181,131.07x = 1,772,478.25 × 649,022.63
  4. Step 4: Simplify right side
    1,181,131.07x = 1,150,378,484,947.85
  5. Step 5: Solve for x
    x = 1,150,378,484,947.85/1,181,131.07
  6. Step 6: Final answer
    x = 973,963.45

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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.