Home / 1,095,422.91-1,511,714.43-612,041.28

Finding the Fourth Proportional to 1,095,422.91, 1,511,714.43 and 612,041.28

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Solution

The fourth proportional to 1,095,422.91, 1,511,714.43 and 612,041.28 is: 844,634.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,422.91 : 1,511,714.43 = 612,041.28 : x
  2. Step 2: Convert to fraction form
    1,095,422.91/1,511,714.43 = 612,041.28/x
  3. Step 3: Cross multiply
    1,095,422.91x = 1,511,714.43 × 612,041.28
  4. Step 4: Simplify right side
    1,095,422.91x = 925,231,634,731.67
  5. Step 5: Solve for x
    x = 925,231,634,731.67/1,095,422.91
  6. Step 6: Final answer
    x = 844,634.18

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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.