Home / 1,456,309.21-2,185,212.30-1,116,932.83

Finding the Fourth Proportional to 1,456,309.21, 2,185,212.30 and 1,116,932.83

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Solution

The fourth proportional to 1,456,309.21, 2,185,212.30 and 1,116,932.83 is: 1,675,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,309.21 : 2,185,212.30 = 1,116,932.83 : x
  2. Step 2: Convert to fraction form
    1,456,309.21/2,185,212.30 = 1,116,932.83/x
  3. Step 3: Cross multiply
    1,456,309.21x = 2,185,212.30 × 1,116,932.83
  4. Step 4: Simplify right side
    1,456,309.21x = 2,440,735,352,805.15
  5. Step 5: Solve for x
    x = 2,440,735,352,805.15/1,456,309.21
  6. Step 6: Final answer
    x = 1,675,973.30

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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.