Home / 4,766,999.80-7,144,278.90-2,207,918.20

Finding the Fourth Proportional to 4,766,999.80, 7,144,278.90 and 2,207,918.20

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Solution

The fourth proportional to 4,766,999.80, 7,144,278.90 and 2,207,918.20 is: 3,308,996.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766,999.80 : 7,144,278.90 = 2,207,918.20 : x
  2. Step 2: Convert to fraction form
    4,766,999.80/7,144,278.90 = 2,207,918.20/x
  3. Step 3: Cross multiply
    4,766,999.80x = 7,144,278.90 × 2,207,918.20
  4. Step 4: Simplify right side
    4,766,999.80x = 15,773,983,409,185.98
  5. Step 5: Solve for x
    x = 15,773,983,409,185.98/4,766,999.80
  6. Step 6: Final answer
    x = 3,308,996.03

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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.