Home / 3,552,862.80-5,328,127.80-1,308,709.20

Finding the Fourth Proportional to 3,552,862.80, 5,328,127.80 and 1,308,709.20

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Solution

The fourth proportional to 3,552,862.80, 5,328,127.80 and 1,308,709.20 is: 1,962,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,862.80 : 5,328,127.80 = 1,308,709.20 : x
  2. Step 2: Convert to fraction form
    3,552,862.80/5,328,127.80 = 1,308,709.20/x
  3. Step 3: Cross multiply
    3,552,862.80x = 5,328,127.80 × 1,308,709.20
  4. Step 4: Simplify right side
    3,552,862.80x = 6,972,969,870,635.76
  5. Step 5: Solve for x
    x = 6,972,969,870,635.76/3,552,862.80
  6. Step 6: Final answer
    x = 1,962,634.15

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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.