Home / 1,404,825.60-1,938,664.26-760,245.72

Finding the Fourth Proportional to 1,404,825.60, 1,938,664.26 and 760,245.72

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Solution

The fourth proportional to 1,404,825.60, 1,938,664.26 and 760,245.72 is: 1,049,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,825.60 : 1,938,664.26 = 760,245.72 : x
  2. Step 2: Convert to fraction form
    1,404,825.60/1,938,664.26 = 760,245.72/x
  3. Step 3: Cross multiply
    1,404,825.60x = 1,938,664.26 × 760,245.72
  4. Step 4: Simplify right side
    1,404,825.60x = 1,473,861,206,181.97
  5. Step 5: Solve for x
    x = 1,473,861,206,181.97/1,404,825.60
  6. Step 6: Final answer
    x = 1,049,141.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.