Home / 1,127,467.22-1,555,968.41-668,853.32

Finding the Fourth Proportional to 1,127,467.22, 1,555,968.41 and 668,853.32

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Solution

The fourth proportional to 1,127,467.22, 1,555,968.41 and 668,853.32 is: 923,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,467.22 : 1,555,968.41 = 668,853.32 : x
  2. Step 2: Convert to fraction form
    1,127,467.22/1,555,968.41 = 668,853.32/x
  3. Step 3: Cross multiply
    1,127,467.22x = 1,555,968.41 × 668,853.32
  4. Step 4: Simplify right side
    1,127,467.22x = 1,040,714,642,405.68
  5. Step 5: Solve for x
    x = 1,040,714,642,405.68/1,127,467.22
  6. Step 6: Final answer
    x = 923,055.34

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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.