Home / 2,072,629-3,107,607.54-874,230.76

Finding the Fourth Proportional to 2,072,629, 3,107,607.54 and 874,230.76

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Solution

The fourth proportional to 2,072,629, 3,107,607.54 and 874,230.76 is: 1,310,782.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,629 : 3,107,607.54 = 874,230.76 : x
  2. Step 2: Convert to fraction form
    2,072,629/3,107,607.54 = 874,230.76/x
  3. Step 3: Cross multiply
    2,072,629x = 3,107,607.54 × 874,230.76
  4. Step 4: Simplify right side
    2,072,629x = 2,716,766,101,475.93
  5. Step 5: Solve for x
    x = 2,716,766,101,475.93/2,072,629
  6. Step 6: Final answer
    x = 1,310,782.63

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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.