Home / 1,624,331.20-2,240,826.24-1,051,556.80

Finding the Fourth Proportional to 1,624,331.20, 2,240,826.24 and 1,051,556.80

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Solution

The fourth proportional to 1,624,331.20, 2,240,826.24 and 1,051,556.80 is: 1,450,662.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,331.20 : 2,240,826.24 = 1,051,556.80 : x
  2. Step 2: Convert to fraction form
    1,624,331.20/2,240,826.24 = 1,051,556.80/x
  3. Step 3: Cross multiply
    1,624,331.20x = 2,240,826.24 × 1,051,556.80
  4. Step 4: Simplify right side
    1,624,331.20x = 2,356,356,070,290.43
  5. Step 5: Solve for x
    x = 2,356,356,070,290.43/1,624,331.20
  6. Step 6: Final answer
    x = 1,450,662.32

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1.5x scale

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.