Home / 1,325,213.54-1,987,583.67-352,583.41

Finding the Fourth Proportional to 1,325,213.54, 1,987,583.67 and 352,583.41

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Solution

The fourth proportional to 1,325,213.54, 1,987,583.67 and 352,583.41 is: 528,812.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,213.54 : 1,987,583.67 = 352,583.41 : x
  2. Step 2: Convert to fraction form
    1,325,213.54/1,987,583.67 = 352,583.41/x
  3. Step 3: Cross multiply
    1,325,213.54x = 1,987,583.67 × 352,583.41
  4. Step 4: Simplify right side
    1,325,213.54x = 700,789,033,368.40
  5. Step 5: Solve for x
    x = 700,789,033,368.40/1,325,213.54
  6. Step 6: Final answer
    x = 528,812.16

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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.