Home / 1,362,531.60-2,043,729.46-509,540.54

Finding the Fourth Proportional to 1,362,531.60, 2,043,729.46 and 509,540.54

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Solution

The fourth proportional to 1,362,531.60, 2,043,729.46 and 509,540.54 is: 764,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,531.60 : 2,043,729.46 = 509,540.54 : x
  2. Step 2: Convert to fraction form
    1,362,531.60/2,043,729.46 = 509,540.54/x
  3. Step 3: Cross multiply
    1,362,531.60x = 2,043,729.46 × 509,540.54
  4. Step 4: Simplify right side
    1,362,531.60x = 1,041,363,018,408.56
  5. Step 5: Solve for x
    x = 1,041,363,018,408.56/1,362,531.60
  6. Step 6: Final answer
    x = 764,285.40

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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.