Home / 1,622,328.73-2,432,180.82-991,029.31

Finding the Fourth Proportional to 1,622,328.73, 2,432,180.82 and 991,029.31

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Solution

The fourth proportional to 1,622,328.73, 2,432,180.82 and 991,029.31 is: 1,485,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,328.73 : 2,432,180.82 = 991,029.31 : x
  2. Step 2: Convert to fraction form
    1,622,328.73/2,432,180.82 = 991,029.31/x
  3. Step 3: Cross multiply
    1,622,328.73x = 2,432,180.82 × 991,029.31
  4. Step 4: Simplify right side
    1,622,328.73x = 2,410,362,477,475.74
  5. Step 5: Solve for x
    x = 2,410,362,477,475.74/1,622,328.73
  6. Step 6: Final answer
    x = 1,485,742.34

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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.