Home / 4,178,664.80-6,268,783.92-2,977,607.60

Finding the Fourth Proportional to 4,178,664.80, 6,268,783.92 and 2,977,607.60

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Solution

The fourth proportional to 4,178,664.80, 6,268,783.92 and 2,977,607.60 is: 4,466,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,664.80 : 6,268,783.92 = 2,977,607.60 : x
  2. Step 2: Convert to fraction form
    4,178,664.80/6,268,783.92 = 2,977,607.60/x
  3. Step 3: Cross multiply
    4,178,664.80x = 6,268,783.92 × 2,977,607.60
  4. Step 4: Simplify right side
    4,178,664.80x = 18,665,978,642,949.79
  5. Step 5: Solve for x
    x = 18,665,978,642,949.79/4,178,664.80
  6. Step 6: Final answer
    x = 4,466,972.00

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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.