Home / 2,856,518.64-4,284,758.52-726,583.68

Finding the Fourth Proportional to 2,856,518.64, 4,284,758.52 and 726,583.68

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Solution

The fourth proportional to 2,856,518.64, 4,284,758.52 and 726,583.68 is: 1,089,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,518.64 : 4,284,758.52 = 726,583.68 : x
  2. Step 2: Convert to fraction form
    2,856,518.64/4,284,758.52 = 726,583.68/x
  3. Step 3: Cross multiply
    2,856,518.64x = 4,284,758.52 × 726,583.68
  4. Step 4: Simplify right side
    2,856,518.64x = 3,113,235,613,372.95
  5. Step 5: Solve for x
    x = 3,113,235,613,372.95/2,856,518.64
  6. Step 6: Final answer
    x = 1,089,870.58

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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.