Home / 1,022,042.64-1,534,420.44-873,239.16

Finding the Fourth Proportional to 1,022,042.64, 1,534,420.44 and 873,239.16

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Solution

The fourth proportional to 1,022,042.64, 1,534,420.44 and 873,239.16 is: 1,311,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,042.64 : 1,534,420.44 = 873,239.16 : x
  2. Step 2: Convert to fraction form
    1,022,042.64/1,534,420.44 = 873,239.16/x
  3. Step 3: Cross multiply
    1,022,042.64x = 1,534,420.44 × 873,239.16
  4. Step 4: Simplify right side
    1,022,042.64x = 1,339,916,016,112.43
  5. Step 5: Solve for x
    x = 1,339,916,016,112.43/1,022,042.64
  6. Step 6: Final answer
    x = 1,311,017.72

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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.