Home / 1,328,187.30-1,832,889.96-755,227.32

Finding the Fourth Proportional to 1,328,187.30, 1,832,889.96 and 755,227.32

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Solution

The fourth proportional to 1,328,187.30, 1,832,889.96 and 755,227.32 is: 1,042,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,187.30 : 1,832,889.96 = 755,227.32 : x
  2. Step 2: Convert to fraction form
    1,328,187.30/1,832,889.96 = 755,227.32/x
  3. Step 3: Cross multiply
    1,328,187.30x = 1,832,889.96 × 755,227.32
  4. Step 4: Simplify right side
    1,328,187.30x = 1,384,248,572,345.71
  5. Step 5: Solve for x
    x = 1,384,248,572,345.71/1,328,187.30
  6. Step 6: Final answer
    x = 1,042,208.86

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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.