Home / 1,404,596.67-1,938,006.31-853,301.36

Finding the Fourth Proportional to 1,404,596.67, 1,938,006.31 and 853,301.36

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Solution

The fourth proportional to 1,404,596.67, 1,938,006.31 and 853,301.36 is: 1,177,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,596.67 : 1,938,006.31 = 853,301.36 : x
  2. Step 2: Convert to fraction form
    1,404,596.67/1,938,006.31 = 853,301.36/x
  3. Step 3: Cross multiply
    1,404,596.67x = 1,938,006.31 × 853,301.36
  4. Step 4: Simplify right side
    1,404,596.67x = 1,653,703,420,011.58
  5. Step 5: Solve for x
    x = 1,653,703,420,011.58/1,404,596.67
  6. Step 6: Final answer
    x = 1,177,351.09

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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.