Home / 1,180,577.58-1,629,189.45-671,279.91

Finding the Fourth Proportional to 1,180,577.58, 1,629,189.45 and 671,279.91

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Solution

The fourth proportional to 1,180,577.58, 1,629,189.45 and 671,279.91 is: 926,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,577.58 : 1,629,189.45 = 671,279.91 : x
  2. Step 2: Convert to fraction form
    1,180,577.58/1,629,189.45 = 671,279.91/x
  3. Step 3: Cross multiply
    1,180,577.58x = 1,629,189.45 × 671,279.91
  4. Step 4: Simplify right side
    1,180,577.58x = 1,093,642,147,368.95
  5. Step 5: Solve for x
    x = 1,093,642,147,368.95/1,180,577.58
  6. Step 6: Final answer
    x = 926,361.95

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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.