Home / 4,020,375.60-6,030,563.40-1,325,116.80

Finding the Fourth Proportional to 4,020,375.60, 6,030,563.40 and 1,325,116.80

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Solution

The fourth proportional to 4,020,375.60, 6,030,563.40 and 1,325,116.80 is: 1,987,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,375.60 : 6,030,563.40 = 1,325,116.80 : x
  2. Step 2: Convert to fraction form
    4,020,375.60/6,030,563.40 = 1,325,116.80/x
  3. Step 3: Cross multiply
    4,020,375.60x = 6,030,563.40 × 1,325,116.80
  4. Step 4: Simplify right side
    4,020,375.60x = 7,991,200,874,805.12
  5. Step 5: Solve for x
    x = 7,991,200,874,805.12/4,020,375.60
  6. Step 6: Final answer
    x = 1,987,675.20

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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.