Home / 1,914,162.30-2,641,661.64-1,054,722.33

Finding the Fourth Proportional to 1,914,162.30, 2,641,661.64 and 1,054,722.33

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Solution

The fourth proportional to 1,914,162.30, 2,641,661.64 and 1,054,722.33 is: 1,455,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,162.30 : 2,641,661.64 = 1,054,722.33 : x
  2. Step 2: Convert to fraction form
    1,914,162.30/2,641,661.64 = 1,054,722.33/x
  3. Step 3: Cross multiply
    1,914,162.30x = 2,641,661.64 × 1,054,722.33
  4. Step 4: Simplify right side
    1,914,162.30x = 2,786,219,520,012.42
  5. Step 5: Solve for x
    x = 2,786,219,520,012.42/1,914,162.30
  6. Step 6: Final answer
    x = 1,455,581.65

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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.