Home / 1,637,128.37-2,457,368.31-1,351,910.16

Finding the Fourth Proportional to 1,637,128.37, 2,457,368.31 and 1,351,910.16

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Solution

The fourth proportional to 1,637,128.37, 2,457,368.31 and 1,351,910.16 is: 2,029,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,128.37 : 2,457,368.31 = 1,351,910.16 : x
  2. Step 2: Convert to fraction form
    1,637,128.37/2,457,368.31 = 1,351,910.16/x
  3. Step 3: Cross multiply
    1,637,128.37x = 2,457,368.31 × 1,351,910.16
  4. Step 4: Simplify right side
    1,637,128.37x = 3,322,141,185,151.03
  5. Step 5: Solve for x
    x = 3,322,141,185,151.03/1,637,128.37
  6. Step 6: Final answer
    x = 2,029,249.05

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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.