Home / 1,057,618.44-1,585,883.34-426,362.76

Finding the Fourth Proportional to 1,057,618.44, 1,585,883.34 and 426,362.76

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Solution

The fourth proportional to 1,057,618.44, 1,585,883.34 and 426,362.76 is: 639,324.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,618.44 : 1,585,883.34 = 426,362.76 : x
  2. Step 2: Convert to fraction form
    1,057,618.44/1,585,883.34 = 426,362.76/x
  3. Step 3: Cross multiply
    1,057,618.44x = 1,585,883.34 × 426,362.76
  4. Step 4: Simplify right side
    1,057,618.44x = 676,161,597,880.42
  5. Step 5: Solve for x
    x = 676,161,597,880.42/1,057,618.44
  6. Step 6: Final answer
    x = 639,324.71

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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.