Home / 1,251,208.19-1,726,654.31-699,916.73

Finding the Fourth Proportional to 1,251,208.19, 1,726,654.31 and 699,916.73

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Solution

The fourth proportional to 1,251,208.19, 1,726,654.31 and 699,916.73 is: 965,877.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,208.19 : 1,726,654.31 = 699,916.73 : x
  2. Step 2: Convert to fraction form
    1,251,208.19/1,726,654.31 = 699,916.73/x
  3. Step 3: Cross multiply
    1,251,208.19x = 1,726,654.31 × 699,916.73
  4. Step 4: Simplify right side
    1,251,208.19x = 1,208,514,239,312.66
  5. Step 5: Solve for x
    x = 1,208,514,239,312.66/1,251,208.19
  6. Step 6: Final answer
    x = 965,877.82

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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.