Home / 1,404,879.47-1,938,727.73-760,300.37

Finding the Fourth Proportional to 1,404,879.47, 1,938,727.73 and 760,300.37

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Solution

The fourth proportional to 1,404,879.47, 1,938,727.73 and 760,300.37 is: 1,049,211.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,879.47 : 1,938,727.73 = 760,300.37 : x
  2. Step 2: Convert to fraction form
    1,404,879.47/1,938,727.73 = 760,300.37/x
  3. Step 3: Cross multiply
    1,404,879.47x = 1,938,727.73 × 760,300.37
  4. Step 4: Simplify right side
    1,404,879.47x = 1,474,015,396,953.12
  5. Step 5: Solve for x
    x = 1,474,015,396,953.12/1,404,879.47
  6. Step 6: Final answer
    x = 1,049,211.29

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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.