Home / 2,279,880.84-3,146,328.18-1,261,268.04

Finding the Fourth Proportional to 2,279,880.84, 3,146,328.18 and 1,261,268.04

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Solution

The fourth proportional to 2,279,880.84, 3,146,328.18 and 1,261,268.04 is: 1,740,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,880.84 : 3,146,328.18 = 1,261,268.04 : x
  2. Step 2: Convert to fraction form
    2,279,880.84/3,146,328.18 = 1,261,268.04/x
  3. Step 3: Cross multiply
    2,279,880.84x = 3,146,328.18 × 1,261,268.04
  4. Step 4: Simplify right side
    2,279,880.84x = 3,968,363,176,785.37
  5. Step 5: Solve for x
    x = 3,968,363,176,785.37/2,279,880.84
  6. Step 6: Final answer
    x = 1,740,601.13

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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.