Home / 3,993,690.40-5,511,291.60-2,182,854.40

Finding the Fourth Proportional to 3,993,690.40, 5,511,291.60 and 2,182,854.40

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Solution

The fourth proportional to 3,993,690.40, 5,511,291.60 and 2,182,854.40 is: 3,012,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993,690.40 : 5,511,291.60 = 2,182,854.40 : x
  2. Step 2: Convert to fraction form
    3,993,690.40/5,511,291.60 = 2,182,854.40/x
  3. Step 3: Cross multiply
    3,993,690.40x = 5,511,291.60 × 2,182,854.40
  4. Step 4: Simplify right side
    3,993,690.40x = 12,030,347,118,743.04
  5. Step 5: Solve for x
    x = 12,030,347,118,743.04/3,993,690.40
  6. Step 6: Final answer
    x = 3,012,338.44

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1.5x scale

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.