Home / 2,015,871.40-3,016,808.70-1,847,909.80

Finding the Fourth Proportional to 2,015,871.40, 3,016,808.70 and 1,847,909.80

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Solution

The fourth proportional to 2,015,871.40, 3,016,808.70 and 1,847,909.80 is: 2,765,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,871.40 : 3,016,808.70 = 1,847,909.80 : x
  2. Step 2: Convert to fraction form
    2,015,871.40/3,016,808.70 = 1,847,909.80/x
  3. Step 3: Cross multiply
    2,015,871.40x = 3,016,808.70 × 1,847,909.80
  4. Step 4: Simplify right side
    2,015,871.40x = 5,574,790,361,455.26
  5. Step 5: Solve for x
    x = 5,574,790,361,455.26/2,015,871.40
  6. Step 6: Final answer
    x = 2,765,449.40

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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.