Home / 2,582,809.20-3,874,213.80-1,637,247.60

Finding the Fourth Proportional to 2,582,809.20, 3,874,213.80 and 1,637,247.60

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Solution

The fourth proportional to 2,582,809.20, 3,874,213.80 and 1,637,247.60 is: 2,455,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582,809.20 : 3,874,213.80 = 1,637,247.60 : x
  2. Step 2: Convert to fraction form
    2,582,809.20/3,874,213.80 = 1,637,247.60/x
  3. Step 3: Cross multiply
    2,582,809.20x = 3,874,213.80 × 1,637,247.60
  4. Step 4: Simplify right side
    2,582,809.20x = 6,343,047,245,936.88
  5. Step 5: Solve for x
    x = 6,343,047,245,936.88/2,582,809.20
  6. Step 6: Final answer
    x = 2,455,871.40

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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.