Home / 1,414,445.43-1,951,976.94-870,894.80

Finding the Fourth Proportional to 1,414,445.43, 1,951,976.94 and 870,894.80

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Solution

The fourth proportional to 1,414,445.43, 1,951,976.94 and 870,894.80 is: 1,201,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,445.43 : 1,951,976.94 = 870,894.80 : x
  2. Step 2: Convert to fraction form
    1,414,445.43/1,951,976.94 = 870,894.80/x
  3. Step 3: Cross multiply
    1,414,445.43x = 1,951,976.94 × 870,894.80
  4. Step 4: Simplify right side
    1,414,445.43x = 1,699,966,553,740.17
  5. Step 5: Solve for x
    x = 1,699,966,553,740.17/1,414,445.43
  6. Step 6: Final answer
    x = 1,201,860.83

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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.