Home / 1,949,103.31-2,923,431.63-509,925.64

Finding the Fourth Proportional to 1,949,103.31, 2,923,431.63 and 509,925.64

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Solution

The fourth proportional to 1,949,103.31, 2,923,431.63 and 509,925.64 is: 764,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,103.31 : 2,923,431.63 = 509,925.64 : x
  2. Step 2: Convert to fraction form
    1,949,103.31/2,923,431.63 = 509,925.64/x
  3. Step 3: Cross multiply
    1,949,103.31x = 2,923,431.63 × 509,925.64
  4. Step 4: Simplify right side
    1,949,103.31x = 1,490,732,743,969.18
  5. Step 5: Solve for x
    x = 1,490,732,743,969.18/1,949,103.31
  6. Step 6: Final answer
    x = 764,830.03

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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.