Home / 1,293,511.27-1,940,500.79-534,940.90

Finding the Fourth Proportional to 1,293,511.27, 1,940,500.79 and 534,940.90

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Solution

The fourth proportional to 1,293,511.27, 1,940,500.79 and 534,940.90 is: 802,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,511.27 : 1,940,500.79 = 534,940.90 : x
  2. Step 2: Convert to fraction form
    1,293,511.27/1,940,500.79 = 534,940.90/x
  3. Step 3: Cross multiply
    1,293,511.27x = 1,940,500.79 × 534,940.90
  4. Step 4: Simplify right side
    1,293,511.27x = 1,038,053,239,053.31
  5. Step 5: Solve for x
    x = 1,038,053,239,053.31/1,293,511.27
  6. Step 6: Final answer
    x = 802,508.07

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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.