Home / 1,534,100-2,116,588.84-889,391.52

Finding the Fourth Proportional to 1,534,100, 2,116,588.84 and 889,391.52

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Solution

The fourth proportional to 1,534,100, 2,116,588.84 and 889,391.52 is: 1,227,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,100 : 2,116,588.84 = 889,391.52 : x
  2. Step 2: Convert to fraction form
    1,534,100/2,116,588.84 = 889,391.52/x
  3. Step 3: Cross multiply
    1,534,100x = 2,116,588.84 × 889,391.52
  4. Step 4: Simplify right side
    1,534,100x = 1,882,476,165,622.64
  5. Step 5: Solve for x
    x = 1,882,476,165,622.64/1,534,100
  6. Step 6: Final answer
    x = 1,227,088.30

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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.