Home / 1,366,764.52-1,885,635.30-857,281

Finding the Fourth Proportional to 1,366,764.52, 1,885,635.30 and 857,281

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Solution

The fourth proportional to 1,366,764.52, 1,885,635.30 and 857,281 is: 1,182,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,764.52 : 1,885,635.30 = 857,281 : x
  2. Step 2: Convert to fraction form
    1,366,764.52/1,885,635.30 = 857,281/x
  3. Step 3: Cross multiply
    1,366,764.52x = 1,885,635.30 × 857,281
  4. Step 4: Simplify right side
    1,366,764.52x = 1,616,519,315,619.30
  5. Step 5: Solve for x
    x = 1,616,519,315,619.30/1,366,764.52
  6. Step 6: Final answer
    x = 1,182,734.33

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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.