Home / 1,261,540.46-1,892,600.47-362,989.64

Finding the Fourth Proportional to 1,261,540.46, 1,892,600.47 and 362,989.64

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Solution

The fourth proportional to 1,261,540.46, 1,892,600.47 and 362,989.64 is: 544,567.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,540.46 : 1,892,600.47 = 362,989.64 : x
  2. Step 2: Convert to fraction form
    1,261,540.46/1,892,600.47 = 362,989.64/x
  3. Step 3: Cross multiply
    1,261,540.46x = 1,892,600.47 × 362,989.64
  4. Step 4: Simplify right side
    1,261,540.46x = 686,994,368,454.37
  5. Step 5: Solve for x
    x = 686,994,368,454.37/1,261,540.46
  6. Step 6: Final answer
    x = 544,567.84

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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.