Home / 1,618,912.67-2,234,102.32-893,761.56

Finding the Fourth Proportional to 1,618,912.67, 2,234,102.32 and 893,761.56

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Solution

The fourth proportional to 1,618,912.67, 2,234,102.32 and 893,761.56 is: 1,233,392.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,912.67 : 2,234,102.32 = 893,761.56 : x
  2. Step 2: Convert to fraction form
    1,618,912.67/2,234,102.32 = 893,761.56/x
  3. Step 3: Cross multiply
    1,618,912.67x = 2,234,102.32 × 893,761.56
  4. Step 4: Simplify right side
    1,618,912.67x = 1,996,754,772,488.42
  5. Step 5: Solve for x
    x = 1,996,754,772,488.42/1,618,912.67
  6. Step 6: Final answer
    x = 1,233,392.52

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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.