Home / 1,079,229.03-1,618,848.45-280,454.01

Finding the Fourth Proportional to 1,079,229.03, 1,618,848.45 and 280,454.01

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Solution

The fourth proportional to 1,079,229.03, 1,618,848.45 and 280,454.01 is: 420,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,229.03 : 1,618,848.45 = 280,454.01 : x
  2. Step 2: Convert to fraction form
    1,079,229.03/1,618,848.45 = 280,454.01/x
  3. Step 3: Cross multiply
    1,079,229.03x = 1,618,848.45 × 280,454.01
  4. Step 4: Simplify right side
    1,079,229.03x = 454,012,539,384.79
  5. Step 5: Solve for x
    x = 454,012,539,384.79/1,079,229.03
  6. Step 6: Final answer
    x = 420,682.29

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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.