Home / 1,448,128.20-2,172,192.30-1,354,816.20

Finding the Fourth Proportional to 1,448,128.20, 2,172,192.30 and 1,354,816.20

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Solution

The fourth proportional to 1,448,128.20, 2,172,192.30 and 1,354,816.20 is: 2,032,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,128.20 : 2,172,192.30 = 1,354,816.20 : x
  2. Step 2: Convert to fraction form
    1,448,128.20/2,172,192.30 = 1,354,816.20/x
  3. Step 3: Cross multiply
    1,448,128.20x = 2,172,192.30 × 1,354,816.20
  4. Step 4: Simplify right side
    1,448,128.20x = 2,942,921,317,555.26
  5. Step 5: Solve for x
    x = 2,942,921,317,555.26/1,448,128.20
  6. Step 6: Final answer
    x = 2,032,224.30

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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.