Finding the Fourth Proportional to 1,622,810.68, 2,239,306.34 and 897,543.16
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Solution
The fourth proportional to 1,622,810.68, 2,239,306.34 and 897,543.16 is: 1,238,514.21
Step by Step Solution
- Step 1: Write the proportion equation
1,622,810.68 : 2,239,306.34 = 897,543.16 : x - Step 2: Convert to fraction form
1,622,810.68/2,239,306.34 = 897,543.16/x - Step 3: Cross multiply
1,622,810.68x = 2,239,306.34 × 897,543.16 - Step 4: Simplify right side
1,622,810.68x = 2,009,874,088,611.63 - Step 5: Solve for x
x = 2,009,874,088,611.63/1,622,810.68 - Step 6: Final answer
x = 1,238,514.21
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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.