Home / 3,999,007.20-5,993,845.20-1,601,666.40

Finding the Fourth Proportional to 3,999,007.20, 5,993,845.20 and 1,601,666.40

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Solution

The fourth proportional to 3,999,007.20, 5,993,845.20 and 1,601,666.40 is: 2,400,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,007.20 : 5,993,845.20 = 1,601,666.40 : x
  2. Step 2: Convert to fraction form
    3,999,007.20/5,993,845.20 = 1,601,666.40/x
  3. Step 3: Cross multiply
    3,999,007.20x = 5,993,845.20 × 1,601,666.40
  4. Step 4: Simplify right side
    3,999,007.20x = 9,600,140,463,641.28
  5. Step 5: Solve for x
    x = 9,600,140,463,641.28/3,999,007.20
  6. Step 6: Final answer
    x = 2,400,630.95

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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.