Home / 1,108,979.48-1,529,367.56-700,370.12

Finding the Fourth Proportional to 1,108,979.48, 1,529,367.56 and 700,370.12

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Solution

The fourth proportional to 1,108,979.48, 1,529,367.56 and 700,370.12 is: 965,863.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,979.48 : 1,529,367.56 = 700,370.12 : x
  2. Step 2: Convert to fraction form
    1,108,979.48/1,529,367.56 = 700,370.12/x
  3. Step 3: Cross multiply
    1,108,979.48x = 1,529,367.56 × 700,370.12
  4. Step 4: Simplify right side
    1,108,979.48x = 1,071,123,341,521.31
  5. Step 5: Solve for x
    x = 1,071,123,341,521.31/1,108,979.48
  6. Step 6: Final answer
    x = 965,863.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.