Home / 2,133,900.96-2,940,057.36-1,407,467.04

Finding the Fourth Proportional to 2,133,900.96, 2,940,057.36 and 1,407,467.04

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Solution

The fourth proportional to 2,133,900.96, 2,940,057.36 and 1,407,467.04 is: 1,939,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,900.96 : 2,940,057.36 = 1,407,467.04 : x
  2. Step 2: Convert to fraction form
    2,133,900.96/2,940,057.36 = 1,407,467.04/x
  3. Step 3: Cross multiply
    2,133,900.96x = 2,940,057.36 × 1,407,467.04
  4. Step 4: Simplify right side
    2,133,900.96x = 4,138,033,829,909.41
  5. Step 5: Solve for x
    x = 4,138,033,829,909.41/2,133,900.96
  6. Step 6: Final answer
    x = 1,939,187.39

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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.