Home / 1,376,963.18-1,899,619.76-859,819.27

Finding the Fourth Proportional to 1,376,963.18, 1,899,619.76 and 859,819.27

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Solution

The fourth proportional to 1,376,963.18, 1,899,619.76 and 859,819.27 is: 1,186,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,963.18 : 1,899,619.76 = 859,819.27 : x
  2. Step 2: Convert to fraction form
    1,376,963.18/1,899,619.76 = 859,819.27/x
  3. Step 3: Cross multiply
    1,376,963.18x = 1,899,619.76 × 859,819.27
  4. Step 4: Simplify right side
    1,376,963.18x = 1,633,329,672,721.27
  5. Step 5: Solve for x
    x = 1,633,329,672,721.27/1,376,963.18
  6. Step 6: Final answer
    x = 1,186,182.53

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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.