Home / 5,072,855.20-7,609,282.80-1,706,711.20

Finding the Fourth Proportional to 5,072,855.20, 7,609,282.80 and 1,706,711.20

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Solution

The fourth proportional to 5,072,855.20, 7,609,282.80 and 1,706,711.20 is: 2,560,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,855.20 : 7,609,282.80 = 1,706,711.20 : x
  2. Step 2: Convert to fraction form
    5,072,855.20/7,609,282.80 = 1,706,711.20/x
  3. Step 3: Cross multiply
    5,072,855.20x = 7,609,282.80 × 1,706,711.20
  4. Step 4: Simplify right side
    5,072,855.20x = 12,986,848,178,727.36
  5. Step 5: Solve for x
    x = 12,986,848,178,727.36/5,072,855.20
  6. Step 6: Final answer
    x = 2,560,066.80

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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.