Home / 3,268,064.79-4,509,821.21-1,817,719.29

Finding the Fourth Proportional to 3,268,064.79, 4,509,821.21 and 1,817,719.29

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Solution

The fourth proportional to 3,268,064.79, 4,509,821.21 and 1,817,719.29 is: 2,508,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,064.79 : 4,509,821.21 = 1,817,719.29 : x
  2. Step 2: Convert to fraction form
    3,268,064.79/4,509,821.21 = 1,817,719.29/x
  3. Step 3: Cross multiply
    3,268,064.79x = 4,509,821.21 × 1,817,719.29
  4. Step 4: Simplify right side
    3,268,064.79x = 8,197,588,998,779.55
  5. Step 5: Solve for x
    x = 8,197,588,998,779.55/3,268,064.79
  6. Step 6: Final answer
    x = 2,508,392.44

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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.