Home / 1,526,991.20-2,289,978.18-615,938.37

Finding the Fourth Proportional to 1,526,991.20, 2,289,978.18 and 615,938.37

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Solution

The fourth proportional to 1,526,991.20, 2,289,978.18 and 615,938.37 is: 923,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,991.20 : 2,289,978.18 = 615,938.37 : x
  2. Step 2: Convert to fraction form
    1,526,991.20/2,289,978.18 = 615,938.37/x
  3. Step 3: Cross multiply
    1,526,991.20x = 2,289,978.18 × 615,938.37
  4. Step 4: Simplify right side
    1,526,991.20x = 1,410,485,427,524.77
  5. Step 5: Solve for x
    x = 1,410,485,427,524.77/1,526,991.20
  6. Step 6: Final answer
    x = 923,702.39

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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.