Home / 2,431,804.57-3,647,895.18-812,579.01

Finding the Fourth Proportional to 2,431,804.57, 3,647,895.18 and 812,579.01

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Solution

The fourth proportional to 2,431,804.57, 3,647,895.18 and 812,579.01 is: 1,218,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,804.57 : 3,647,895.18 = 812,579.01 : x
  2. Step 2: Convert to fraction form
    2,431,804.57/3,647,895.18 = 812,579.01/x
  3. Step 3: Cross multiply
    2,431,804.57x = 3,647,895.18 × 812,579.01
  4. Step 4: Simplify right side
    2,431,804.57x = 2,964,203,071,428.54
  5. Step 5: Solve for x
    x = 2,964,203,071,428.54/2,431,804.57
  6. Step 6: Final answer
    x = 1,218,931.45

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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.