Home / 1,079,568.24-1,619,354.40-280,848.51

Finding the Fourth Proportional to 1,079,568.24, 1,619,354.40 and 280,848.51

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Solution

The fourth proportional to 1,079,568.24, 1,619,354.40 and 280,848.51 is: 421,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,568.24 : 1,619,354.40 = 280,848.51 : x
  2. Step 2: Convert to fraction form
    1,079,568.24/1,619,354.40 = 280,848.51/x
  3. Step 3: Cross multiply
    1,079,568.24x = 1,619,354.40 × 280,848.51
  4. Step 4: Simplify right side
    1,079,568.24x = 454,793,270,401.94
  5. Step 5: Solve for x
    x = 454,793,270,401.94/1,079,568.24
  6. Step 6: Final answer
    x = 421,273.30

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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.