Finding the Fourth Proportional to 1,252,952.06, 1,729,074.74 and 679,992.23
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Solution
The fourth proportional to 1,252,952.06, 1,729,074.74 and 679,992.23 is: 938,389.77
Step by Step Solution
- Step 1: Write the proportion equation
1,252,952.06 : 1,729,074.74 = 679,992.23 : x - Step 2: Convert to fraction form
1,252,952.06/1,729,074.74 = 679,992.23/x - Step 3: Cross multiply
1,252,952.06x = 1,729,074.74 × 679,992.23 - Step 4: Simplify right side
1,252,952.06x = 1,175,757,389,212.00 - Step 5: Solve for x
x = 1,175,757,389,212.00/1,252,952.06 - Step 6: Final answer
x = 938,389.77
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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.