Home / 3,085,783.38-4,629,414.06-1,287,666.60

Finding the Fourth Proportional to 3,085,783.38, 4,629,414.06 and 1,287,666.60

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Solution

The fourth proportional to 3,085,783.38, 4,629,414.06 and 1,287,666.60 is: 1,931,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,783.38 : 4,629,414.06 = 1,287,666.60 : x
  2. Step 2: Convert to fraction form
    3,085,783.38/4,629,414.06 = 1,287,666.60/x
  3. Step 3: Cross multiply
    3,085,783.38x = 4,629,414.06 × 1,287,666.60
  4. Step 4: Simplify right side
    3,085,783.38x = 5,961,141,862,632.40
  5. Step 5: Solve for x
    x = 5,961,141,862,632.40/3,085,783.38
  6. Step 6: Final answer
    x = 1,931,808.27

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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.