Home / 1,404,921.30-1,938,791.26-760,341.62

Finding the Fourth Proportional to 1,404,921.30, 1,938,791.26 and 760,341.62

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Solution

The fourth proportional to 1,404,921.30, 1,938,791.26 and 760,341.62 is: 1,049,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,921.30 : 1,938,791.26 = 760,341.62 : x
  2. Step 2: Convert to fraction form
    1,404,921.30/1,938,791.26 = 760,341.62/x
  3. Step 3: Cross multiply
    1,404,921.30x = 1,938,791.26 × 760,341.62
  4. Step 4: Simplify right side
    1,404,921.30x = 1,474,143,687,470.24
  5. Step 5: Solve for x
    x = 1,474,143,687,470.24/1,404,921.30
  6. Step 6: Final answer
    x = 1,049,271.36

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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.