Home / 1,913,256.62-2,869,884.93-1,666,912.94

Finding the Fourth Proportional to 1,913,256.62, 2,869,884.93 and 1,666,912.94

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Solution

The fourth proportional to 1,913,256.62, 2,869,884.93 and 1,666,912.94 is: 2,500,369.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,256.62 : 2,869,884.93 = 1,666,912.94 : x
  2. Step 2: Convert to fraction form
    1,913,256.62/2,869,884.93 = 1,666,912.94/x
  3. Step 3: Cross multiply
    1,913,256.62x = 2,869,884.93 × 1,666,912.94
  4. Step 4: Simplify right side
    1,913,256.62x = 4,783,848,326,127.99
  5. Step 5: Solve for x
    x = 4,783,848,326,127.99/1,913,256.62
  6. Step 6: Final answer
    x = 2,500,369.41

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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.