Home / 1,245,818.72-1,868,417.04-404,611.04

Finding the Fourth Proportional to 1,245,818.72, 1,868,417.04 and 404,611.04

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Solution

The fourth proportional to 1,245,818.72, 1,868,417.04 and 404,611.04 is: 606,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,818.72 : 1,868,417.04 = 404,611.04 : x
  2. Step 2: Convert to fraction form
    1,245,818.72/1,868,417.04 = 404,611.04/x
  3. Step 3: Cross multiply
    1,245,818.72x = 1,868,417.04 × 404,611.04
  4. Step 4: Simplify right side
    1,245,818.72x = 755,982,161,708.12
  5. Step 5: Solve for x
    x = 755,982,161,708.12/1,245,818.72
  6. Step 6: Final answer
    x = 606,815.54

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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.