Home / 1,158,714.54-1,599,190.84-642,583.22

Finding the Fourth Proportional to 1,158,714.54, 1,599,190.84 and 642,583.22

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Solution

The fourth proportional to 1,158,714.54, 1,599,190.84 and 642,583.22 is: 886,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,714.54 : 1,599,190.84 = 642,583.22 : x
  2. Step 2: Convert to fraction form
    1,158,714.54/1,599,190.84 = 642,583.22/x
  3. Step 3: Cross multiply
    1,158,714.54x = 1,599,190.84 × 642,583.22
  4. Step 4: Simplify right side
    1,158,714.54x = 1,027,613,199,361.70
  5. Step 5: Solve for x
    x = 1,027,613,199,361.70/1,158,714.54
  6. Step 6: Final answer
    x = 886,856.22

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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.