Home / 1,042,259.80-1,563,389.70-622,010.20

Finding the Fourth Proportional to 1,042,259.80, 1,563,389.70 and 622,010.20

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Solution

The fourth proportional to 1,042,259.80, 1,563,389.70 and 622,010.20 is: 933,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,259.80 : 1,563,389.70 = 622,010.20 : x
  2. Step 2: Convert to fraction form
    1,042,259.80/1,563,389.70 = 622,010.20/x
  3. Step 3: Cross multiply
    1,042,259.80x = 1,563,389.70 × 622,010.20
  4. Step 4: Simplify right side
    1,042,259.80x = 972,444,339,974.94
  5. Step 5: Solve for x
    x = 972,444,339,974.94/1,042,259.80
  6. Step 6: Final answer
    x = 933,015.30

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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.