Home / 1,362,536.82-1,880,210.52-818,695.50

Finding the Fourth Proportional to 1,362,536.82, 1,880,210.52 and 818,695.50

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Solution

The fourth proportional to 1,362,536.82, 1,880,210.52 and 818,695.50 is: 1,129,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,536.82 : 1,880,210.52 = 818,695.50 : x
  2. Step 2: Convert to fraction form
    1,362,536.82/1,880,210.52 = 818,695.50/x
  3. Step 3: Cross multiply
    1,362,536.82x = 1,880,210.52 × 818,695.50
  4. Step 4: Simplify right side
    1,362,536.82x = 1,539,319,891,776.66
  5. Step 5: Solve for x
    x = 1,539,319,891,776.66/1,362,536.82
  6. Step 6: Final answer
    x = 1,129,745.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.