Home / 1,098,933.84-1,648,637.52-340,760

Finding the Fourth Proportional to 1,098,933.84, 1,648,637.52 and 340,760

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Solution

The fourth proportional to 1,098,933.84, 1,648,637.52 and 340,760 is: 511,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,933.84 : 1,648,637.52 = 340,760 : x
  2. Step 2: Convert to fraction form
    1,098,933.84/1,648,637.52 = 340,760/x
  3. Step 3: Cross multiply
    1,098,933.84x = 1,648,637.52 × 340,760
  4. Step 4: Simplify right side
    1,098,933.84x = 561,789,721,315.20
  5. Step 5: Solve for x
    x = 561,789,721,315.20/1,098,933.84
  6. Step 6: Final answer
    x = 511,213.42

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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.