Home / 2,368,271.07-3,268,216.39-1,280,542.36

Finding the Fourth Proportional to 2,368,271.07, 3,268,216.39 and 1,280,542.36

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Solution

The fourth proportional to 2,368,271.07, 3,268,216.39 and 1,280,542.36 is: 1,767,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,271.07 : 3,268,216.39 = 1,280,542.36 : x
  2. Step 2: Convert to fraction form
    2,368,271.07/3,268,216.39 = 1,280,542.36/x
  3. Step 3: Cross multiply
    2,368,271.07x = 3,268,216.39 × 1,280,542.36
  4. Step 4: Simplify right side
    2,368,271.07x = 4,185,089,529,041.28
  5. Step 5: Solve for x
    x = 4,185,089,529,041.28/2,368,271.07
  6. Step 6: Final answer
    x = 1,767,149.71

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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.