Finding the Fourth Proportional to 2,817,102.06, 3,887,601.09 and 1,593,381.23
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Solution
The fourth proportional to 2,817,102.06, 3,887,601.09 and 1,593,381.23 is: 2,198,866.23
Step by Step Solution
- Step 1: Write the proportion equation
2,817,102.06 : 3,887,601.09 = 1,593,381.23 : x - Step 2: Convert to fraction form
2,817,102.06/3,887,601.09 = 1,593,381.23/x - Step 3: Cross multiply
2,817,102.06x = 3,887,601.09 × 1,593,381.23 - Step 4: Simplify right side
2,817,102.06x = 6,194,430,587,095.54 - Step 5: Solve for x
x = 6,194,430,587,095.54/2,817,102.06 - Step 6: Final answer
x = 2,198,866.23
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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.