Home / 1,326,626.66-1,989,745.59-652,527.02

Finding the Fourth Proportional to 1,326,626.66, 1,989,745.59 and 652,527.02

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Solution

The fourth proportional to 1,326,626.66, 1,989,745.59 and 652,527.02 is: 978,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,626.66 : 1,989,745.59 = 652,527.02 : x
  2. Step 2: Convert to fraction form
    1,326,626.66/1,989,745.59 = 652,527.02/x
  3. Step 3: Cross multiply
    1,326,626.66x = 1,989,745.59 × 652,527.02
  4. Step 4: Simplify right side
    1,326,626.66x = 1,298,362,760,400.84
  5. Step 5: Solve for x
    x = 1,298,362,760,400.84/1,326,626.66
  6. Step 6: Final answer
    x = 978,694.91

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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.