Home / 1,400,196.46-1,932,310.20-856,322.50

Finding the Fourth Proportional to 1,400,196.46, 1,932,310.20 and 856,322.50

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Solution

The fourth proportional to 1,400,196.46, 1,932,310.20 and 856,322.50 is: 1,181,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,196.46 : 1,932,310.20 = 856,322.50 : x
  2. Step 2: Convert to fraction form
    1,400,196.46/1,932,310.20 = 856,322.50/x
  3. Step 3: Cross multiply
    1,400,196.46x = 1,932,310.20 × 856,322.50
  4. Step 4: Simplify right side
    1,400,196.46x = 1,654,680,701,239.50
  5. Step 5: Solve for x
    x = 1,654,680,701,239.50/1,400,196.46
  6. Step 6: Final answer
    x = 1,181,748.95

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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.