Home / 1,482,271.80-2,223,407.70-485,100.60

Finding the Fourth Proportional to 1,482,271.80, 2,223,407.70 and 485,100.60

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Solution

The fourth proportional to 1,482,271.80, 2,223,407.70 and 485,100.60 is: 727,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,271.80 : 2,223,407.70 = 485,100.60 : x
  2. Step 2: Convert to fraction form
    1,482,271.80/2,223,407.70 = 485,100.60/x
  3. Step 3: Cross multiply
    1,482,271.80x = 2,223,407.70 × 485,100.60
  4. Step 4: Simplify right side
    1,482,271.80x = 1,078,576,409,314.62
  5. Step 5: Solve for x
    x = 1,078,576,409,314.62/1,482,271.80
  6. Step 6: Final answer
    x = 727,650.90

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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.