Home / 2,855,825.81-3,941,016.28-1,549,074.57

Finding the Fourth Proportional to 2,855,825.81, 3,941,016.28 and 1,549,074.57

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Solution

The fourth proportional to 2,855,825.81, 3,941,016.28 and 1,549,074.57 is: 2,137,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,825.81 : 3,941,016.28 = 1,549,074.57 : x
  2. Step 2: Convert to fraction form
    2,855,825.81/3,941,016.28 = 1,549,074.57/x
  3. Step 3: Cross multiply
    2,855,825.81x = 3,941,016.28 × 1,549,074.57
  4. Step 4: Simplify right side
    2,855,825.81x = 6,104,928,099,304
  5. Step 5: Solve for x
    x = 6,104,928,099,304/2,855,825.81
  6. Step 6: Final answer
    x = 2,137,710.25

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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.