Home / 1,949,253.57-2,689,880.91-1,078,096.14

Finding the Fourth Proportional to 1,949,253.57, 2,689,880.91 and 1,078,096.14

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Solution

The fourth proportional to 1,949,253.57, 2,689,880.91 and 1,078,096.14 is: 1,487,723.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,253.57 : 2,689,880.91 = 1,078,096.14 : x
  2. Step 2: Convert to fraction form
    1,949,253.57/2,689,880.91 = 1,078,096.14/x
  3. Step 3: Cross multiply
    1,949,253.57x = 2,689,880.91 × 1,078,096.14
  4. Step 4: Simplify right side
    1,949,253.57x = 2,899,950,226,130.69
  5. Step 5: Solve for x
    x = 2,899,950,226,130.69/1,949,253.57
  6. Step 6: Final answer
    x = 1,487,723.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.