Home / 1,086,628.63-1,629,573.84-376,490.89

Finding the Fourth Proportional to 1,086,628.63, 1,629,573.84 and 376,490.89

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Solution

The fourth proportional to 1,086,628.63, 1,629,573.84 and 376,490.89 is: 564,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,628.63 : 1,629,573.84 = 376,490.89 : x
  2. Step 2: Convert to fraction form
    1,086,628.63/1,629,573.84 = 376,490.89/x
  3. Step 3: Cross multiply
    1,086,628.63x = 1,629,573.84 × 376,490.89
  4. Step 4: Simplify right side
    1,086,628.63x = 613,519,705,342.32
  5. Step 5: Solve for x
    x = 613,519,705,342.32/1,086,628.63
  6. Step 6: Final answer
    x = 564,608.45

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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.