Home / 1,098,935.84-1,648,640.52-340,762

Finding the Fourth Proportional to 1,098,935.84, 1,648,640.52 and 340,762

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Solution

The fourth proportional to 1,098,935.84, 1,648,640.52 and 340,762 is: 511,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,935.84 : 1,648,640.52 = 340,762 : x
  2. Step 2: Convert to fraction form
    1,098,935.84/1,648,640.52 = 340,762/x
  3. Step 3: Cross multiply
    1,098,935.84x = 1,648,640.52 × 340,762
  4. Step 4: Simplify right side
    1,098,935.84x = 561,794,040,876.24
  5. Step 5: Solve for x
    x = 561,794,040,876.24/1,098,935.84
  6. Step 6: Final answer
    x = 511,216.42

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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.