Home / 1,256,236-1,883,527.12-828,467.56

Finding the Fourth Proportional to 1,256,236, 1,883,527.12 and 828,467.56

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Solution

The fourth proportional to 1,256,236, 1,883,527.12 and 828,467.56 is: 1,242,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,236 : 1,883,527.12 = 828,467.56 : x
  2. Step 2: Convert to fraction form
    1,256,236/1,883,527.12 = 828,467.56/x
  3. Step 3: Cross multiply
    1,256,236x = 1,883,527.12 × 828,467.56
  4. Step 4: Simplify right side
    1,256,236x = 1,560,441,117,300.23
  5. Step 5: Solve for x
    x = 1,560,441,117,300.23/1,256,236
  6. Step 6: Final answer
    x = 1,242,156.03

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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.