Home / 1,259,235.93-1,889,410.38-660,053.82

Finding the Fourth Proportional to 1,259,235.93, 1,889,410.38 and 660,053.82

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Solution

The fourth proportional to 1,259,235.93, 1,889,410.38 and 660,053.82 is: 990,372.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,235.93 : 1,889,410.38 = 660,053.82 : x
  2. Step 2: Convert to fraction form
    1,259,235.93/1,889,410.38 = 660,053.82/x
  3. Step 3: Cross multiply
    1,259,235.93x = 1,889,410.38 × 660,053.82
  4. Step 4: Simplify right side
    1,259,235.93x = 1,247,112,538,866.65
  5. Step 5: Solve for x
    x = 1,247,112,538,866.65/1,259,235.93
  6. Step 6: Final answer
    x = 990,372.42

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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.