Home / 1,384,896.38-2,077,613.90-531,905.63

Finding the Fourth Proportional to 1,384,896.38, 2,077,613.90 and 531,905.63

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Solution

The fourth proportional to 1,384,896.38, 2,077,613.90 and 531,905.63 is: 797,961.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,896.38 : 2,077,613.90 = 531,905.63 : x
  2. Step 2: Convert to fraction form
    1,384,896.38/2,077,613.90 = 531,905.63/x
  3. Step 3: Cross multiply
    1,384,896.38x = 2,077,613.90 × 531,905.63
  4. Step 4: Simplify right side
    1,384,896.38x = 1,105,094,517,328.66
  5. Step 5: Solve for x
    x = 1,105,094,517,328.66/1,384,896.38
  6. Step 6: Final answer
    x = 797,961.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.