Home / 2,772,067.70-4,158,101.55-1,708,310.90

Finding the Fourth Proportional to 2,772,067.70, 4,158,101.55 and 1,708,310.90

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Solution

The fourth proportional to 2,772,067.70, 4,158,101.55 and 1,708,310.90 is: 2,562,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,067.70 : 4,158,101.55 = 1,708,310.90 : x
  2. Step 2: Convert to fraction form
    2,772,067.70/4,158,101.55 = 1,708,310.90/x
  3. Step 3: Cross multiply
    2,772,067.70x = 4,158,101.55 × 1,708,310.90
  4. Step 4: Simplify right side
    2,772,067.70x = 7,103,330,201,171.90
  5. Step 5: Solve for x
    x = 7,103,330,201,171.90/2,772,067.70
  6. Step 6: Final answer
    x = 2,562,466.35

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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.