Finding the Fourth Proportional to 1,946,544.06, 2,666,720.90 and 1,873,768.26
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Solution
The fourth proportional to 1,946,544.06, 2,666,720.90 and 1,873,768.26 is: 2,567,019.71
Step by Step Solution
- Step 1: Write the proportion equation
1,946,544.06 : 2,666,720.90 = 1,873,768.26 : x - Step 2: Convert to fraction form
1,946,544.06/2,666,720.90 = 1,873,768.26/x - Step 3: Cross multiply
1,946,544.06x = 2,666,720.90 × 1,873,768.26 - Step 4: Simplify right side
1,946,544.06x = 4,996,816,971,329.79 - Step 5: Solve for x
x = 4,996,816,971,329.79/1,946,544.06 - Step 6: Final answer
x = 2,567,019.71
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.