Home / 1,109,969.72-1,531,769.02-600,682.68

Finding the Fourth Proportional to 1,109,969.72, 1,531,769.02 and 600,682.68

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Solution

The fourth proportional to 1,109,969.72, 1,531,769.02 and 600,682.68 is: 828,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,969.72 : 1,531,769.02 = 600,682.68 : x
  2. Step 2: Convert to fraction form
    1,109,969.72/1,531,769.02 = 600,682.68/x
  3. Step 3: Cross multiply
    1,109,969.72x = 1,531,769.02 × 600,682.68
  4. Step 4: Simplify right side
    1,109,969.72x = 920,107,120,074.57
  5. Step 5: Solve for x
    x = 920,107,120,074.57/1,109,969.72
  6. Step 6: Final answer
    x = 828,947.95

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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.