Home / 1,225,884.16-1,691,714.94-682,072

Finding the Fourth Proportional to 1,225,884.16, 1,691,714.94 and 682,072

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Solution

The fourth proportional to 1,225,884.16, 1,691,714.94 and 682,072 is: 941,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,884.16 : 1,691,714.94 = 682,072 : x
  2. Step 2: Convert to fraction form
    1,225,884.16/1,691,714.94 = 682,072/x
  3. Step 3: Cross multiply
    1,225,884.16x = 1,691,714.94 × 682,072
  4. Step 4: Simplify right side
    1,225,884.16x = 1,153,871,392,555.68
  5. Step 5: Solve for x
    x = 1,153,871,392,555.68/1,225,884.16
  6. Step 6: Final answer
    x = 941,256.47

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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.