Home / 1,109,909.07-1,531,685.45-600,622.38

Finding the Fourth Proportional to 1,109,909.07, 1,531,685.45 and 600,622.38

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Solution

The fourth proportional to 1,109,909.07, 1,531,685.45 and 600,622.38 is: 828,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,909.07 : 1,531,685.45 = 600,622.38 : x
  2. Step 2: Convert to fraction form
    1,109,909.07/1,531,685.45 = 600,622.38/x
  3. Step 3: Cross multiply
    1,109,909.07x = 1,531,685.45 × 600,622.38
  4. Step 4: Simplify right side
    1,109,909.07x = 919,964,560,390.37
  5. Step 5: Solve for x
    x = 919,964,560,390.37/1,109,909.07
  6. Step 6: Final answer
    x = 828,864.80

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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.