Home / 1,109,909.32-1,531,685.79-600,622.63

Finding the Fourth Proportional to 1,109,909.32, 1,531,685.79 and 600,622.63

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Solution

The fourth proportional to 1,109,909.32, 1,531,685.79 and 600,622.63 is: 828,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,909.32 : 1,531,685.79 = 600,622.63 : x
  2. Step 2: Convert to fraction form
    1,109,909.32/1,531,685.79 = 600,622.63/x
  3. Step 3: Cross multiply
    1,109,909.32x = 1,531,685.79 × 600,622.63
  4. Step 4: Simplify right side
    1,109,909.32x = 919,965,147,523.43
  5. Step 5: Solve for x
    x = 919,965,147,523.43/1,109,909.32
  6. Step 6: Final answer
    x = 828,865.14

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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.