Home / 1,576,981.58-2,176,234.25-851,829.32

Finding the Fourth Proportional to 1,576,981.58, 2,176,234.25 and 851,829.32

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Solution

The fourth proportional to 1,576,981.58, 2,176,234.25 and 851,829.32 is: 1,175,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,981.58 : 2,176,234.25 = 851,829.32 : x
  2. Step 2: Convert to fraction form
    1,576,981.58/2,176,234.25 = 851,829.32/x
  3. Step 3: Cross multiply
    1,576,981.58x = 2,176,234.25 × 851,829.32
  4. Step 4: Simplify right side
    1,576,981.58x = 1,853,780,142,519.65
  5. Step 5: Solve for x
    x = 1,853,780,142,519.65/1,576,981.58
  6. Step 6: Final answer
    x = 1,175,524.29

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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.