Home / 1,574,858-2,362,662.46-509,900.38

Finding the Fourth Proportional to 1,574,858, 2,362,662.46 and 509,900.38

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Solution

The fourth proportional to 1,574,858, 2,362,662.46 and 509,900.38 is: 764,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,858 : 2,362,662.46 = 509,900.38 : x
  2. Step 2: Convert to fraction form
    1,574,858/2,362,662.46 = 509,900.38/x
  3. Step 3: Cross multiply
    1,574,858x = 2,362,662.46 × 509,900.38
  4. Step 4: Simplify right side
    1,574,858x = 1,204,722,486,165.73
  5. Step 5: Solve for x
    x = 1,204,722,486,165.73/1,574,858
  6. Step 6: Final answer
    x = 764,972.13

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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.