Home / 3,005,602.20-4,147,669.80-1,647,475.20

Finding the Fourth Proportional to 3,005,602.20, 4,147,669.80 and 1,647,475.20

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Solution

The fourth proportional to 3,005,602.20, 4,147,669.80 and 1,647,475.20 is: 2,273,482.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,602.20 : 4,147,669.80 = 1,647,475.20 : x
  2. Step 2: Convert to fraction form
    3,005,602.20/4,147,669.80 = 1,647,475.20/x
  3. Step 3: Cross multiply
    3,005,602.20x = 4,147,669.80 × 1,647,475.20
  4. Step 4: Simplify right side
    3,005,602.20x = 6,833,183,133,288.96
  5. Step 5: Solve for x
    x = 6,833,183,133,288.96/3,005,602.20
  6. Step 6: Final answer
    x = 2,273,482.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.