Home / 1,086,799.12-1,629,674.34-455,543.44

Finding the Fourth Proportional to 1,086,799.12, 1,629,674.34 and 455,543.44

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Solution

The fourth proportional to 1,086,799.12, 1,629,674.34 and 455,543.44 is: 683,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,799.12 : 1,629,674.34 = 455,543.44 : x
  2. Step 2: Convert to fraction form
    1,086,799.12/1,629,674.34 = 455,543.44/x
  3. Step 3: Cross multiply
    1,086,799.12x = 1,629,674.34 × 455,543.44
  4. Step 4: Simplify right side
    1,086,799.12x = 742,387,454,923.33
  5. Step 5: Solve for x
    x = 742,387,454,923.33/1,086,799.12
  6. Step 6: Final answer
    x = 683,095.38

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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.