Home / 2,866,811.13-3,956,199.96-1,577,651.51

Finding the Fourth Proportional to 2,866,811.13, 3,956,199.96 and 1,577,651.51

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Solution

The fourth proportional to 2,866,811.13, 3,956,199.96 and 1,577,651.51 is: 2,177,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,811.13 : 3,956,199.96 = 1,577,651.51 : x
  2. Step 2: Convert to fraction form
    2,866,811.13/3,956,199.96 = 1,577,651.51/x
  3. Step 3: Cross multiply
    2,866,811.13x = 3,956,199.96 × 1,577,651.51
  4. Step 4: Simplify right side
    2,866,811.13x = 6,241,504,820,974.94
  5. Step 5: Solve for x
    x = 6,241,504,820,974.94/2,866,811.13
  6. Step 6: Final answer
    x = 2,177,159.41

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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.