Finding the Fourth Proportional to 5,654,060.22, 7,782,904.83 and 4,927,659.09
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Solution
The fourth proportional to 5,654,060.22, 7,782,904.83 and 4,927,659.09 is: 6,783,001.99
Step by Step Solution
- Step 1: Write the proportion equation
5,654,060.22 : 7,782,904.83 = 4,927,659.09 : x - Step 2: Convert to fraction form
5,654,060.22/7,782,904.83 = 4,927,659.09/x - Step 3: Cross multiply
5,654,060.22x = 7,782,904.83 × 4,927,659.09 - Step 4: Simplify right side
5,654,060.22x = 38,351,501,732,154.41 - Step 5: Solve for x
x = 38,351,501,732,154.41/5,654,060.22 - Step 6: Final answer
x = 6,783,001.99
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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.