Home / 1,967,722.56-2,697,757.53-1,931,855.76

Finding the Fourth Proportional to 1,967,722.56, 2,697,757.53 and 1,931,855.76

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Solution

The fourth proportional to 1,967,722.56, 2,697,757.53 and 1,931,855.76 is: 2,648,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,722.56 : 2,697,757.53 = 1,931,855.76 : x
  2. Step 2: Convert to fraction form
    1,967,722.56/2,697,757.53 = 1,931,855.76/x
  3. Step 3: Cross multiply
    1,967,722.56x = 2,697,757.53 × 1,931,855.76
  4. Step 4: Simplify right side
    1,967,722.56x = 5,211,678,423,413.87
  5. Step 5: Solve for x
    x = 5,211,678,423,413.87/1,967,722.56
  6. Step 6: Final answer
    x = 2,648,583.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.