Home / 4,692,140.80-7,038,211.20-3,684,371.20

Finding the Fourth Proportional to 4,692,140.80, 7,038,211.20 and 3,684,371.20

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Solution

The fourth proportional to 4,692,140.80, 7,038,211.20 and 3,684,371.20 is: 5,526,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,140.80 : 7,038,211.20 = 3,684,371.20 : x
  2. Step 2: Convert to fraction form
    4,692,140.80/7,038,211.20 = 3,684,371.20/x
  3. Step 3: Cross multiply
    4,692,140.80x = 7,038,211.20 × 3,684,371.20
  4. Step 4: Simplify right side
    4,692,140.80x = 25,931,382,644,797.44
  5. Step 5: Solve for x
    x = 25,931,382,644,797.44/4,692,140.80
  6. Step 6: Final answer
    x = 5,526,556.80

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Similar ratio
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1.5x scale

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.