Home / 1,567,214.19-2,162,778.46-913,822.42

Finding the Fourth Proportional to 1,567,214.19, 2,162,778.46 and 913,822.42

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Solution

The fourth proportional to 1,567,214.19, 2,162,778.46 and 913,822.42 is: 1,261,088.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,214.19 : 2,162,778.46 = 913,822.42 : x
  2. Step 2: Convert to fraction form
    1,567,214.19/2,162,778.46 = 913,822.42/x
  3. Step 3: Cross multiply
    1,567,214.19x = 2,162,778.46 × 913,822.42
  4. Step 4: Simplify right side
    1,567,214.19x = 1,976,395,446,241.07
  5. Step 5: Solve for x
    x = 1,976,395,446,241.07/1,567,214.19
  6. Step 6: Final answer
    x = 1,261,088.28

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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.