Home / 1,719,660.56-2,579,487.74-457,488.16

Finding the Fourth Proportional to 1,719,660.56, 2,579,487.74 and 457,488.16

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Solution

The fourth proportional to 1,719,660.56, 2,579,487.74 and 457,488.16 is: 686,231.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,660.56 : 2,579,487.74 = 457,488.16 : x
  2. Step 2: Convert to fraction form
    1,719,660.56/2,579,487.74 = 457,488.16/x
  3. Step 3: Cross multiply
    1,719,660.56x = 2,579,487.74 × 457,488.16
  4. Step 4: Simplify right side
    1,719,660.56x = 1,180,085,099,915.16
  5. Step 5: Solve for x
    x = 1,180,085,099,915.16/1,719,660.56
  6. Step 6: Final answer
    x = 686,231.42

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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.