Home / 1,914,199.30-2,641,712.70-1,054,759.42

Finding the Fourth Proportional to 1,914,199.30, 2,641,712.70 and 1,054,759.42

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Solution

The fourth proportional to 1,914,199.30, 2,641,712.70 and 1,054,759.42 is: 1,455,632.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,199.30 : 2,641,712.70 = 1,054,759.42 : x
  2. Step 2: Convert to fraction form
    1,914,199.30/2,641,712.70 = 1,054,759.42/x
  3. Step 3: Cross multiply
    1,914,199.30x = 2,641,712.70 × 1,054,759.42
  4. Step 4: Simplify right side
    1,914,199.30x = 2,786,371,355,258.63
  5. Step 5: Solve for x
    x = 2,786,371,355,258.63/1,914,199.30
  6. Step 6: Final answer
    x = 1,455,632.84

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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.