Home / 3,531,669.56-5,298,294.06-1,287,807.56

Finding the Fourth Proportional to 3,531,669.56, 5,298,294.06 and 1,287,807.56

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Solution

The fourth proportional to 3,531,669.56, 5,298,294.06 and 1,287,807.56 is: 1,931,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,669.56 : 5,298,294.06 = 1,287,807.56 : x
  2. Step 2: Convert to fraction form
    3,531,669.56/5,298,294.06 = 1,287,807.56/x
  3. Step 3: Cross multiply
    3,531,669.56x = 5,298,294.06 × 1,287,807.56
  4. Step 4: Simplify right side
    3,531,669.56x = 6,823,183,145,571.09
  5. Step 5: Solve for x
    x = 6,823,183,145,571.09/3,531,669.56
  6. Step 6: Final answer
    x = 1,931,999.31

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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.