Home / 2,566,835.32-3,542,233.80-1,405,356.88

Finding the Fourth Proportional to 2,566,835.32, 3,542,233.80 and 1,405,356.88

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Solution

The fourth proportional to 2,566,835.32, 3,542,233.80 and 1,405,356.88 is: 1,939,393.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,835.32 : 3,542,233.80 = 1,405,356.88 : x
  2. Step 2: Convert to fraction form
    2,566,835.32/3,542,233.80 = 1,405,356.88/x
  3. Step 3: Cross multiply
    2,566,835.32x = 3,542,233.80 × 1,405,356.88
  4. Step 4: Simplify right side
    2,566,835.32x = 4,978,102,641,398.54
  5. Step 5: Solve for x
    x = 4,978,102,641,398.54/2,566,835.32
  6. Step 6: Final answer
    x = 1,939,393.07

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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.