Home / 6,805,460.88-10,207,927.20-1,687,903.56

Finding the Fourth Proportional to 6,805,460.88, 10,207,927.20 and 1,687,903.56

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Solution

The fourth proportional to 6,805,460.88, 10,207,927.20 and 1,687,903.56 is: 2,531,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805,460.88 : 10,207,927.20 = 1,687,903.56 : x
  2. Step 2: Convert to fraction form
    6,805,460.88/10,207,927.20 = 1,687,903.56/x
  3. Step 3: Cross multiply
    6,805,460.88x = 10,207,927.20 × 1,687,903.56
  4. Step 4: Simplify right side
    6,805,460.88x = 17,229,996,661,100.83
  5. Step 5: Solve for x
    x = 17,229,996,661,100.83/6,805,460.88
  6. Step 6: Final answer
    x = 2,531,789.83

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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.