Home / 1,470,915.06-2,204,331.39-670,239.78

Finding the Fourth Proportional to 1,470,915.06, 2,204,331.39 and 670,239.78

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Solution

The fourth proportional to 1,470,915.06, 2,204,331.39 and 670,239.78 is: 1,004,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,915.06 : 2,204,331.39 = 670,239.78 : x
  2. Step 2: Convert to fraction form
    1,470,915.06/2,204,331.39 = 670,239.78/x
  3. Step 3: Cross multiply
    1,470,915.06x = 2,204,331.39 × 670,239.78
  4. Step 4: Simplify right side
    1,470,915.06x = 1,477,430,585,880.69
  5. Step 5: Solve for x
    x = 1,477,430,585,880.69/1,470,915.06
  6. Step 6: Final answer
    x = 1,004,429.57

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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.