Home / 3,317,021.53-4,576,732.37-1,866,187.60

Finding the Fourth Proportional to 3,317,021.53, 4,576,732.37 and 1,866,187.60

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Solution

The fourth proportional to 3,317,021.53, 4,576,732.37 and 1,866,187.60 is: 2,574,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,021.53 : 4,576,732.37 = 1,866,187.60 : x
  2. Step 2: Convert to fraction form
    3,317,021.53/4,576,732.37 = 1,866,187.60/x
  3. Step 3: Cross multiply
    3,317,021.53x = 4,576,732.37 × 1,866,187.60
  4. Step 4: Simplify right side
    3,317,021.53x = 8,541,041,209,382.17
  5. Step 5: Solve for x
    x = 8,541,041,209,382.17/3,317,021.53
  6. Step 6: Final answer
    x = 2,574,912.80

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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.