Home / 2,967,399.20-4,450,661.40-837,698.60

Finding the Fourth Proportional to 2,967,399.20, 4,450,661.40 and 837,698.60

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Solution

The fourth proportional to 2,967,399.20, 4,450,661.40 and 837,698.60 is: 1,256,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,399.20 : 4,450,661.40 = 837,698.60 : x
  2. Step 2: Convert to fraction form
    2,967,399.20/4,450,661.40 = 837,698.60/x
  3. Step 3: Cross multiply
    2,967,399.20x = 4,450,661.40 × 837,698.60
  4. Step 4: Simplify right side
    2,967,399.20x = 3,728,312,823,854.04
  5. Step 5: Solve for x
    x = 3,728,312,823,854.04/2,967,399.20
  6. Step 6: Final answer
    x = 1,256,424.42

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1.5x scale

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.