Home / 1,109,938.50-1,531,715.13-600,640.88

Finding the Fourth Proportional to 1,109,938.50, 1,531,715.13 and 600,640.88

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Solution

The fourth proportional to 1,109,938.50, 1,531,715.13 and 600,640.88 is: 828,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,938.50 : 1,531,715.13 = 600,640.88 : x
  2. Step 2: Convert to fraction form
    1,109,938.50/1,531,715.13 = 600,640.88/x
  3. Step 3: Cross multiply
    1,109,938.50x = 1,531,715.13 × 600,640.88
  4. Step 4: Simplify right side
    1,109,938.50x = 920,010,715,933.94
  5. Step 5: Solve for x
    x = 920,010,715,933.94/1,109,938.50
  6. Step 6: Final answer
    x = 828,884.41

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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.