Home / 1,319,522.58-1,979,152.62-609,540.36

Finding the Fourth Proportional to 1,319,522.58, 1,979,152.62 and 609,540.36

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Solution

The fourth proportional to 1,319,522.58, 1,979,152.62 and 609,540.36 is: 914,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,522.58 : 1,979,152.62 = 609,540.36 : x
  2. Step 2: Convert to fraction form
    1,319,522.58/1,979,152.62 = 609,540.36/x
  3. Step 3: Cross multiply
    1,319,522.58x = 1,979,152.62 × 609,540.36
  4. Step 4: Simplify right side
    1,319,522.58x = 1,206,373,400,489.74
  5. Step 5: Solve for x
    x = 1,206,373,400,489.74/1,319,522.58
  6. Step 6: Final answer
    x = 914,249.91

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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.