Home / 3,280,520.94-4,527,121.71-1,830,216.69

Finding the Fourth Proportional to 3,280,520.94, 4,527,121.71 and 1,830,216.69

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Solution

The fourth proportional to 3,280,520.94, 4,527,121.71 and 1,830,216.69 is: 2,525,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,520.94 : 4,527,121.71 = 1,830,216.69 : x
  2. Step 2: Convert to fraction form
    3,280,520.94/4,527,121.71 = 1,830,216.69/x
  3. Step 3: Cross multiply
    3,280,520.94x = 4,527,121.71 × 1,830,216.69
  4. Step 4: Simplify right side
    3,280,520.94x = 8,285,613,711,303.34
  5. Step 5: Solve for x
    x = 8,285,613,711,303.34/3,280,520.94
  6. Step 6: Final answer
    x = 2,525,700.60

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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.