Home / 1,639,095.18-2,454,006.32-868,837.83

Finding the Fourth Proportional to 1,639,095.18, 2,454,006.32 and 868,837.83

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Solution

The fourth proportional to 1,639,095.18, 2,454,006.32 and 868,837.83 is: 1,300,799.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,095.18 : 2,454,006.32 = 868,837.83 : x
  2. Step 2: Convert to fraction form
    1,639,095.18/2,454,006.32 = 868,837.83/x
  3. Step 3: Cross multiply
    1,639,095.18x = 2,454,006.32 × 868,837.83
  4. Step 4: Simplify right side
    1,639,095.18x = 2,132,133,521,530.90
  5. Step 5: Solve for x
    x = 2,132,133,521,530.90/1,639,095.18
  6. Step 6: Final answer
    x = 1,300,799.09

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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.