Home / 1,109,747.56-1,531,449.28-600,449.80

Finding the Fourth Proportional to 1,109,747.56, 1,531,449.28 and 600,449.80

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Solution

The fourth proportional to 1,109,747.56, 1,531,449.28 and 600,449.80 is: 828,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,747.56 : 1,531,449.28 = 600,449.80 : x
  2. Step 2: Convert to fraction form
    1,109,747.56/1,531,449.28 = 600,449.80/x
  3. Step 3: Cross multiply
    1,109,747.56x = 1,531,449.28 × 600,449.80
  4. Step 4: Simplify right side
    1,109,747.56x = 919,558,413,886.14
  5. Step 5: Solve for x
    x = 919,558,413,886.14/1,109,747.56
  6. Step 6: Final answer
    x = 828,619.45

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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.