Home / 1,109,908.56-1,531,684.76-600,621.87

Finding the Fourth Proportional to 1,109,908.56, 1,531,684.76 and 600,621.87

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Solution

The fourth proportional to 1,109,908.56, 1,531,684.76 and 600,621.87 is: 828,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,908.56 : 1,531,684.76 = 600,621.87 : x
  2. Step 2: Convert to fraction form
    1,109,908.56/1,531,684.76 = 600,621.87/x
  3. Step 3: Cross multiply
    1,109,908.56x = 1,531,684.76 × 600,621.87
  4. Step 4: Simplify right side
    1,109,908.56x = 919,963,364,801.70
  5. Step 5: Solve for x
    x = 919,963,364,801.70/1,109,908.56
  6. Step 6: Final answer
    x = 828,864.10

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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.