Home / 1,069,541.82-1,603,232.58-670,462.32

Finding the Fourth Proportional to 1,069,541.82, 1,603,232.58 and 670,462.32

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Solution

The fourth proportional to 1,069,541.82, 1,603,232.58 and 670,462.32 is: 1,005,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,541.82 : 1,603,232.58 = 670,462.32 : x
  2. Step 2: Convert to fraction form
    1,069,541.82/1,603,232.58 = 670,462.32/x
  3. Step 3: Cross multiply
    1,069,541.82x = 1,603,232.58 × 670,462.32
  4. Step 4: Simplify right side
    1,069,541.82x = 1,074,907,035,086.39
  5. Step 5: Solve for x
    x = 1,074,907,035,086.39/1,069,541.82
  6. Step 6: Final answer
    x = 1,005,016.37

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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.