Home / 1,295,451.23-1,787,144.56-751,271.56

Finding the Fourth Proportional to 1,295,451.23, 1,787,144.56 and 751,271.56

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Solution

The fourth proportional to 1,295,451.23, 1,787,144.56 and 751,271.56 is: 1,036,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,451.23 : 1,787,144.56 = 751,271.56 : x
  2. Step 2: Convert to fraction form
    1,295,451.23/1,787,144.56 = 751,271.56/x
  3. Step 3: Cross multiply
    1,295,451.23x = 1,787,144.56 × 751,271.56
  4. Step 4: Simplify right side
    1,295,451.23x = 1,342,630,879,416.58
  5. Step 5: Solve for x
    x = 1,342,630,879,416.58/1,295,451.23
  6. Step 6: Final answer
    x = 1,036,419.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.