Home / 2,085,865.20-3,123,268.20-1,643,497.20

Finding the Fourth Proportional to 2,085,865.20, 3,123,268.20 and 1,643,497.20

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Solution

The fourth proportional to 2,085,865.20, 3,123,268.20 and 1,643,497.20 is: 2,460,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,865.20 : 3,123,268.20 = 1,643,497.20 : x
  2. Step 2: Convert to fraction form
    2,085,865.20/3,123,268.20 = 1,643,497.20/x
  3. Step 3: Cross multiply
    2,085,865.20x = 3,123,268.20 × 1,643,497.20
  4. Step 4: Simplify right side
    2,085,865.20x = 5,133,082,541,549.04
  5. Step 5: Solve for x
    x = 5,133,082,541,549.04/2,085,865.20
  6. Step 6: Final answer
    x = 2,460,888.91

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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.