Home / 2,315,114.40-3,471,505.20-1,368,775.20

Finding the Fourth Proportional to 2,315,114.40, 3,471,505.20 and 1,368,775.20

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Solution

The fourth proportional to 2,315,114.40, 3,471,505.20 and 1,368,775.20 is: 2,052,473.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,114.40 : 3,471,505.20 = 1,368,775.20 : x
  2. Step 2: Convert to fraction form
    2,315,114.40/3,471,505.20 = 1,368,775.20/x
  3. Step 3: Cross multiply
    2,315,114.40x = 3,471,505.20 × 1,368,775.20
  4. Step 4: Simplify right side
    2,315,114.40x = 4,751,710,224,431.04
  5. Step 5: Solve for x
    x = 4,751,710,224,431.04/2,315,114.40
  6. Step 6: Final answer
    x = 2,052,473.18

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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.