Home / 1,993,226.90-2,989,840.35-1,396,030.10

Finding the Fourth Proportional to 1,993,226.90, 2,989,840.35 and 1,396,030.10

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Solution

The fourth proportional to 1,993,226.90, 2,989,840.35 and 1,396,030.10 is: 2,094,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,226.90 : 2,989,840.35 = 1,396,030.10 : x
  2. Step 2: Convert to fraction form
    1,993,226.90/2,989,840.35 = 1,396,030.10/x
  3. Step 3: Cross multiply
    1,993,226.90x = 2,989,840.35 × 1,396,030.10
  4. Step 4: Simplify right side
    1,993,226.90x = 4,173,907,122,794.54
  5. Step 5: Solve for x
    x = 4,173,907,122,794.54/1,993,226.90
  6. Step 6: Final answer
    x = 2,094,045.15

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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.