Home / 4,578,772.20-6,871,268.70-2,557,012.20

Finding the Fourth Proportional to 4,578,772.20, 6,871,268.70 and 2,557,012.20

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Solution

The fourth proportional to 4,578,772.20, 6,871,268.70 and 2,557,012.20 is: 3,837,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578,772.20 : 6,871,268.70 = 2,557,012.20 : x
  2. Step 2: Convert to fraction form
    4,578,772.20/6,871,268.70 = 2,557,012.20/x
  3. Step 3: Cross multiply
    4,578,772.20x = 6,871,268.70 × 2,557,012.20
  4. Step 4: Simplify right side
    4,578,772.20x = 17,569,917,895,378.14
  5. Step 5: Solve for x
    x = 17,569,917,895,378.14/4,578,772.20
  6. Step 6: Final answer
    x = 3,837,255.30

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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.