Home / 2,368,378.59-3,268,360.14-1,280,647.57

Finding the Fourth Proportional to 2,368,378.59, 3,268,360.14 and 1,280,647.57

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Solution

The fourth proportional to 2,368,378.59, 3,268,360.14 and 1,280,647.57 is: 1,767,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,378.59 : 3,268,360.14 = 1,280,647.57 : x
  2. Step 2: Convert to fraction form
    2,368,378.59/3,268,360.14 = 1,280,647.57/x
  3. Step 3: Cross multiply
    2,368,378.59x = 3,268,360.14 × 1,280,647.57
  4. Step 4: Simplify right side
    2,368,378.59x = 4,185,617,471,175.86
  5. Step 5: Solve for x
    x = 4,185,617,471,175.86/2,368,378.59
  6. Step 6: Final answer
    x = 1,767,292.40

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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.