Home / 4,138,008.20-6,207,509.64-1,368,369.32

Finding the Fourth Proportional to 4,138,008.20, 6,207,509.64 and 1,368,369.32

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Solution

The fourth proportional to 4,138,008.20, 6,207,509.64 and 1,368,369.32 is: 2,052,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,008.20 : 6,207,509.64 = 1,368,369.32 : x
  2. Step 2: Convert to fraction form
    4,138,008.20/6,207,509.64 = 1,368,369.32/x
  3. Step 3: Cross multiply
    4,138,008.20x = 6,207,509.64 × 1,368,369.32
  4. Step 4: Simplify right side
    4,138,008.20x = 8,494,165,744,980.25
  5. Step 5: Solve for x
    x = 8,494,165,744,980.25/4,138,008.20
  6. Step 6: Final answer
    x = 2,052,718.44

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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.