Finding the Fourth Proportional to 1,412,296.02, 1,948,927.47 and 800,505.09
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Solution
The fourth proportional to 1,412,296.02, 1,948,927.47 and 800,505.09 is: 1,104,673.76
Step by Step Solution
- Step 1: Write the proportion equation
1,412,296.02 : 1,948,927.47 = 800,505.09 : x - Step 2: Convert to fraction form
1,412,296.02/1,948,927.47 = 800,505.09/x - Step 3: Cross multiply
1,412,296.02x = 1,948,927.47 × 800,505.09 - Step 4: Simplify right side
1,412,296.02x = 1,560,126,356,773.93 - Step 5: Solve for x
x = 1,560,126,356,773.93/1,412,296.02 - Step 6: Final answer
x = 1,104,673.76
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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.