Finding the Fourth Proportional to 1,445,691.12, 1,995,065.46 and 801,122.08
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Solution
The fourth proportional to 1,445,691.12, 1,995,065.46 and 801,122.08 is: 1,105,554.96
Step by Step Solution
- Step 1: Write the proportion equation
1,445,691.12 : 1,995,065.46 = 801,122.08 : x - Step 2: Convert to fraction form
1,445,691.12/1,995,065.46 = 801,122.08/x - Step 3: Cross multiply
1,445,691.12x = 1,995,065.46 × 801,122.08 - Step 4: Simplify right side
1,445,691.12x = 1,598,290,991,051.36 - Step 5: Solve for x
x = 1,598,290,991,051.36/1,445,691.12 - Step 6: Final answer
x = 1,105,554.96
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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.