Home / 1,426,525.31-1,968,806.32-882,836.21

Finding the Fourth Proportional to 1,426,525.31, 1,968,806.32 and 882,836.21

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Solution

The fourth proportional to 1,426,525.31, 1,968,806.32 and 882,836.21 is: 1,218,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,525.31 : 1,968,806.32 = 882,836.21 : x
  2. Step 2: Convert to fraction form
    1,426,525.31/1,968,806.32 = 882,836.21/x
  3. Step 3: Cross multiply
    1,426,525.31x = 1,968,806.32 × 882,836.21
  4. Step 4: Simplify right side
    1,426,525.31x = 1,738,133,512,487.77
  5. Step 5: Solve for x
    x = 1,738,133,512,487.77/1,426,525.31
  6. Step 6: Final answer
    x = 1,218,438.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.