Home / 1,108,042.20-1,661,577.30-508,804.20

Finding the Fourth Proportional to 1,108,042.20, 1,661,577.30 and 508,804.20

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Solution

The fourth proportional to 1,108,042.20, 1,661,577.30 and 508,804.20 is: 762,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,042.20 : 1,661,577.30 = 508,804.20 : x
  2. Step 2: Convert to fraction form
    1,108,042.20/1,661,577.30 = 508,804.20/x
  3. Step 3: Cross multiply
    1,108,042.20x = 1,661,577.30 × 508,804.20
  4. Step 4: Simplify right side
    1,108,042.20x = 845,417,508,864.66
  5. Step 5: Solve for x
    x = 845,417,508,864.66/1,108,042.20
  6. Step 6: Final answer
    x = 762,983.13

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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.