Home / 3,280,530.43-4,527,134.81-1,830,226.09

Finding the Fourth Proportional to 3,280,530.43, 4,527,134.81 and 1,830,226.09

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Solution

The fourth proportional to 3,280,530.43, 4,527,134.81 and 1,830,226.09 is: 2,525,713.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,530.43 : 4,527,134.81 = 1,830,226.09 : x
  2. Step 2: Convert to fraction form
    3,280,530.43/4,527,134.81 = 1,830,226.09/x
  3. Step 3: Cross multiply
    3,280,530.43x = 4,527,134.81 × 1,830,226.09
  4. Step 4: Simplify right side
    3,280,530.43x = 8,285,680,235,466.92
  5. Step 5: Solve for x
    x = 8,285,680,235,466.92/3,280,530.43
  6. Step 6: Final answer
    x = 2,525,713.58

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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.