Home / 3,552,828.80-5,328,076.80-1,308,675.20

Finding the Fourth Proportional to 3,552,828.80, 5,328,076.80 and 1,308,675.20

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Solution

The fourth proportional to 3,552,828.80, 5,328,076.80 and 1,308,675.20 is: 1,962,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,828.80 : 5,328,076.80 = 1,308,675.20 : x
  2. Step 2: Convert to fraction form
    3,552,828.80/5,328,076.80 = 1,308,675.20/x
  3. Step 3: Cross multiply
    3,552,828.80x = 5,328,076.80 × 1,308,675.20
  4. Step 4: Simplify right side
    3,552,828.80x = 6,972,721,971,855.36
  5. Step 5: Solve for x
    x = 6,972,721,971,855.36/3,552,828.80
  6. Step 6: Final answer
    x = 1,962,583.16

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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.