Home / 1,109,908.32-1,531,684.41-600,621.63

Finding the Fourth Proportional to 1,109,908.32, 1,531,684.41 and 600,621.63

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Solution

The fourth proportional to 1,109,908.32, 1,531,684.41 and 600,621.63 is: 828,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,908.32 : 1,531,684.41 = 600,621.63 : x
  2. Step 2: Convert to fraction form
    1,109,908.32/1,531,684.41 = 600,621.63/x
  3. Step 3: Cross multiply
    1,109,908.32x = 1,531,684.41 × 600,621.63
  4. Step 4: Simplify right side
    1,109,908.32x = 919,962,786,979.79
  5. Step 5: Solve for x
    x = 919,962,786,979.79/1,109,908.32
  6. Step 6: Final answer
    x = 828,863.76

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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.