Home / 1,954,814.67-2,696,044.86-1,375,954.04

Finding the Fourth Proportional to 1,954,814.67, 2,696,044.86 and 1,375,954.04

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Solution

The fourth proportional to 1,954,814.67, 2,696,044.86 and 1,375,954.04 is: 1,897,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,814.67 : 2,696,044.86 = 1,375,954.04 : x
  2. Step 2: Convert to fraction form
    1,954,814.67/2,696,044.86 = 1,375,954.04/x
  3. Step 3: Cross multiply
    1,954,814.67x = 2,696,044.86 × 1,375,954.04
  4. Step 4: Simplify right side
    1,954,814.67x = 3,709,633,817,138.23
  5. Step 5: Solve for x
    x = 3,709,633,817,138.23/1,954,814.67
  6. Step 6: Final answer
    x = 1,897,690.80

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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.