Home / 1,567,920.40-2,351,880.60-445,843.60

Finding the Fourth Proportional to 1,567,920.40, 2,351,880.60 and 445,843.60

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Solution

The fourth proportional to 1,567,920.40, 2,351,880.60 and 445,843.60 is: 668,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,920.40 : 2,351,880.60 = 445,843.60 : x
  2. Step 2: Convert to fraction form
    1,567,920.40/2,351,880.60 = 445,843.60/x
  3. Step 3: Cross multiply
    1,567,920.40x = 2,351,880.60 × 445,843.60
  4. Step 4: Simplify right side
    1,567,920.40x = 1,048,570,913,474.16
  5. Step 5: Solve for x
    x = 1,048,570,913,474.16/1,567,920.40
  6. Step 6: Final answer
    x = 668,765.40

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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.