Home / 1,382,248.55-2,071,744.34-623,201.33

Finding the Fourth Proportional to 1,382,248.55, 2,071,744.34 and 623,201.33

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Solution

The fourth proportional to 1,382,248.55, 2,071,744.34 and 623,201.33 is: 934,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,248.55 : 2,071,744.34 = 623,201.33 : x
  2. Step 2: Convert to fraction form
    1,382,248.55/2,071,744.34 = 623,201.33/x
  3. Step 3: Cross multiply
    1,382,248.55x = 2,071,744.34 × 623,201.33
  4. Step 4: Simplify right side
    1,382,248.55x = 1,291,113,830,171.33
  5. Step 5: Solve for x
    x = 1,291,113,830,171.33/1,382,248.55
  6. Step 6: Final answer
    x = 934,067.78

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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.