Home / 1,534,063.64-2,117,080.32-855,005

Finding the Fourth Proportional to 1,534,063.64, 2,117,080.32 and 855,005

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Solution

The fourth proportional to 1,534,063.64, 2,117,080.32 and 855,005 is: 1,179,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,063.64 : 2,117,080.32 = 855,005 : x
  2. Step 2: Convert to fraction form
    1,534,063.64/2,117,080.32 = 855,005/x
  3. Step 3: Cross multiply
    1,534,063.64x = 2,117,080.32 × 855,005
  4. Step 4: Simplify right side
    1,534,063.64x = 1,810,114,259,001.60
  5. Step 5: Solve for x
    x = 1,810,114,259,001.60/1,534,063.64
  6. Step 6: Final answer
    x = 1,179,947.31

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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.