Home / 1,051,707.84-1,451,654.16-622,137.36

Finding the Fourth Proportional to 1,051,707.84, 1,451,654.16 and 622,137.36

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Solution

The fourth proportional to 1,051,707.84, 1,451,654.16 and 622,137.36 is: 858,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,707.84 : 1,451,654.16 = 622,137.36 : x
  2. Step 2: Convert to fraction form
    1,051,707.84/1,451,654.16 = 622,137.36/x
  3. Step 3: Cross multiply
    1,051,707.84x = 1,451,654.16 × 622,137.36
  4. Step 4: Simplify right side
    1,051,707.84x = 903,128,286,735.42
  5. Step 5: Solve for x
    x = 903,128,286,735.42/1,051,707.84
  6. Step 6: Final answer
    x = 858,725.45

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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.