Home / 2,487,405.60-3,728,343.60-1,366,279.20

Finding the Fourth Proportional to 2,487,405.60, 3,728,343.60 and 1,366,279.20

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Solution

The fourth proportional to 2,487,405.60, 3,728,343.60 and 1,366,279.20 is: 2,047,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,405.60 : 3,728,343.60 = 1,366,279.20 : x
  2. Step 2: Convert to fraction form
    2,487,405.60/3,728,343.60 = 1,366,279.20/x
  3. Step 3: Cross multiply
    2,487,405.60x = 3,728,343.60 × 1,366,279.20
  4. Step 4: Simplify right side
    2,487,405.60x = 5,093,958,311,133.12
  5. Step 5: Solve for x
    x = 5,093,958,311,133.12/2,487,405.60
  6. Step 6: Final answer
    x = 2,047,900.15

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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.