Home / 1,523,917.14-2,102,924.85-870,414.81

Finding the Fourth Proportional to 1,523,917.14, 2,102,924.85 and 870,414.81

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Solution

The fourth proportional to 1,523,917.14, 2,102,924.85 and 870,414.81 is: 1,201,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,917.14 : 2,102,924.85 = 870,414.81 : x
  2. Step 2: Convert to fraction form
    1,523,917.14/2,102,924.85 = 870,414.81/x
  3. Step 3: Cross multiply
    1,523,917.14x = 2,102,924.85 × 870,414.81
  4. Step 4: Simplify right side
    1,523,917.14x = 1,830,416,933,757.03
  5. Step 5: Solve for x
    x = 1,830,416,933,757.03/1,523,917.14
  6. Step 6: Final answer
    x = 1,201,126.29

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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.