Home / 1,419,020.42-1,958,970.57-1,096,005.38

Finding the Fourth Proportional to 1,419,020.42, 1,958,970.57 and 1,096,005.38

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Solution

The fourth proportional to 1,419,020.42, 1,958,970.57 and 1,096,005.38 is: 1,513,045.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,020.42 : 1,958,970.57 = 1,096,005.38 : x
  2. Step 2: Convert to fraction form
    1,419,020.42/1,958,970.57 = 1,096,005.38/x
  3. Step 3: Cross multiply
    1,419,020.42x = 1,958,970.57 × 1,096,005.38
  4. Step 4: Simplify right side
    1,419,020.42x = 2,147,042,283,981.67
  5. Step 5: Solve for x
    x = 2,147,042,283,981.67/1,419,020.42
  6. Step 6: Final answer
    x = 1,513,045.38

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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.