Home / 2,106,903.36-2,907,504.78-1,140,012.30

Finding the Fourth Proportional to 2,106,903.36, 2,907,504.78 and 1,140,012.30

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Solution

The fourth proportional to 2,106,903.36, 2,907,504.78 and 1,140,012.30 is: 1,573,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,903.36 : 2,907,504.78 = 1,140,012.30 : x
  2. Step 2: Convert to fraction form
    2,106,903.36/2,907,504.78 = 1,140,012.30/x
  3. Step 3: Cross multiply
    2,106,903.36x = 2,907,504.78 × 1,140,012.30
  4. Step 4: Simplify right side
    2,106,903.36x = 3,314,591,211,508.79
  5. Step 5: Solve for x
    x = 3,314,591,211,508.79/2,106,903.36
  6. Step 6: Final answer
    x = 1,573,205.15

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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.