Home / 1,042,264.80-1,563,397.20-622,015.20

Finding the Fourth Proportional to 1,042,264.80, 1,563,397.20 and 622,015.20

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Solution

The fourth proportional to 1,042,264.80, 1,563,397.20 and 622,015.20 is: 933,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,264.80 : 1,563,397.20 = 622,015.20 : x
  2. Step 2: Convert to fraction form
    1,042,264.80/1,563,397.20 = 622,015.20/x
  3. Step 3: Cross multiply
    1,042,264.80x = 1,563,397.20 × 622,015.20
  4. Step 4: Simplify right side
    1,042,264.80x = 972,456,822,037.44
  5. Step 5: Solve for x
    x = 972,456,822,037.44/1,042,264.80
  6. Step 6: Final answer
    x = 933,022.80

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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.