Home / 1,084,086.47-1,625,795.57-749,278.64

Finding the Fourth Proportional to 1,084,086.47, 1,625,795.57 and 749,278.64

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Solution

The fourth proportional to 1,084,086.47, 1,625,795.57 and 749,278.64 is: 1,123,687.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,086.47 : 1,625,795.57 = 749,278.64 : x
  2. Step 2: Convert to fraction form
    1,084,086.47/1,625,795.57 = 749,278.64/x
  3. Step 3: Cross multiply
    1,084,086.47x = 1,625,795.57 × 749,278.64
  4. Step 4: Simplify right side
    1,084,086.47x = 1,218,173,887,351.84
  5. Step 5: Solve for x
    x = 1,218,173,887,351.84/1,084,086.47
  6. Step 6: Final answer
    x = 1,123,687.02

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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.