Home / 1,895,789.30-2,616,206.72-1,079,980.92

Finding the Fourth Proportional to 1,895,789.30, 2,616,206.72 and 1,079,980.92

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Solution

The fourth proportional to 1,895,789.30, 2,616,206.72 and 1,079,980.92 is: 1,490,383.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,789.30 : 2,616,206.72 = 1,079,980.92 : x
  2. Step 2: Convert to fraction form
    1,895,789.30/2,616,206.72 = 1,079,980.92/x
  3. Step 3: Cross multiply
    1,895,789.30x = 2,616,206.72 × 1,079,980.92
  4. Step 4: Simplify right side
    1,895,789.30x = 2,825,453,334,975.88
  5. Step 5: Solve for x
    x = 2,825,453,334,975.88/1,895,789.30
  6. Step 6: Final answer
    x = 1,490,383.63

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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.