Home / 1,179,897.26-1,628,306.82-663,675.26

Finding the Fourth Proportional to 1,179,897.26, 1,628,306.82 and 663,675.26

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Solution

The fourth proportional to 1,179,897.26, 1,628,306.82 and 663,675.26 is: 915,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,897.26 : 1,628,306.82 = 663,675.26 : x
  2. Step 2: Convert to fraction form
    1,179,897.26/1,628,306.82 = 663,675.26/x
  3. Step 3: Cross multiply
    1,179,897.26x = 1,628,306.82 × 663,675.26
  4. Step 4: Simplify right side
    1,179,897.26x = 1,080,666,943,981.74
  5. Step 5: Solve for x
    x = 1,080,666,943,981.74/1,179,897.26
  6. Step 6: Final answer
    x = 915,899.19

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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.