Home / 1,048,198.35-1,570,693.71-705,372.21

Finding the Fourth Proportional to 1,048,198.35, 1,570,693.71 and 705,372.21

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Solution

The fourth proportional to 1,048,198.35, 1,570,693.71 and 705,372.21 is: 1,056,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,198.35 : 1,570,693.71 = 705,372.21 : x
  2. Step 2: Convert to fraction form
    1,048,198.35/1,570,693.71 = 705,372.21/x
  3. Step 3: Cross multiply
    1,048,198.35x = 1,570,693.71 × 705,372.21
  4. Step 4: Simplify right side
    1,048,198.35x = 1,107,923,693,455.80
  5. Step 5: Solve for x
    x = 1,107,923,693,455.80/1,048,198.35
  6. Step 6: Final answer
    x = 1,056,979.05

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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.