Home / 1,618,914.92-2,234,105.42-893,763.81

Finding the Fourth Proportional to 1,618,914.92, 2,234,105.42 and 893,763.81

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Solution

The fourth proportional to 1,618,914.92, 2,234,105.42 and 893,763.81 is: 1,233,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,914.92 : 2,234,105.42 = 893,763.81 : x
  2. Step 2: Convert to fraction form
    1,618,914.92/2,234,105.42 = 893,763.81/x
  3. Step 3: Cross multiply
    1,618,914.92x = 2,234,105.42 × 893,763.81
  4. Step 4: Simplify right side
    1,618,914.92x = 1,996,762,574,355.26
  5. Step 5: Solve for x
    x = 1,996,762,574,355.26/1,618,914.92
  6. Step 6: Final answer
    x = 1,233,395.63

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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.