Home / 1,368,415.45-2,052,427.50-469,840.33

Finding the Fourth Proportional to 1,368,415.45, 2,052,427.50 and 469,840.33

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Solution

The fourth proportional to 1,368,415.45, 2,052,427.50 and 469,840.33 is: 704,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,415.45 : 2,052,427.50 = 469,840.33 : x
  2. Step 2: Convert to fraction form
    1,368,415.45/2,052,427.50 = 469,840.33/x
  3. Step 3: Cross multiply
    1,368,415.45x = 2,052,427.50 × 469,840.33
  4. Step 4: Simplify right side
    1,368,415.45x = 964,313,203,638.94
  5. Step 5: Solve for x
    x = 964,313,203,638.94/1,368,415.45
  6. Step 6: Final answer
    x = 704,693.31

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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.