Home / 1,129,830.24-1,558,514.88-676,858.80

Finding the Fourth Proportional to 1,129,830.24, 1,558,514.88 and 676,858.80

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Solution

The fourth proportional to 1,129,830.24, 1,558,514.88 and 676,858.80 is: 933,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,830.24 : 1,558,514.88 = 676,858.80 : x
  2. Step 2: Convert to fraction form
    1,129,830.24/1,558,514.88 = 676,858.80/x
  3. Step 3: Cross multiply
    1,129,830.24x = 1,558,514.88 × 676,858.80
  4. Step 4: Simplify right side
    1,129,830.24x = 1,054,894,511,458.94
  5. Step 5: Solve for x
    x = 1,054,894,511,458.94/1,129,830.24
  6. Step 6: Final answer
    x = 933,675.23

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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.