Finding the Fourth Proportional to 1,057,848.74, 1,586,883.83 and 347,932.14
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Solution
The fourth proportional to 1,057,848.74, 1,586,883.83 and 347,932.14 is: 521,934.63
Step by Step Solution
- Step 1: Write the proportion equation
1,057,848.74 : 1,586,883.83 = 347,932.14 : x - Step 2: Convert to fraction form
1,057,848.74/1,586,883.83 = 347,932.14/x - Step 3: Cross multiply
1,057,848.74x = 1,586,883.83 × 347,932.14 - Step 4: Simplify right side
1,057,848.74x = 552,127,887,773.13 - Step 5: Solve for x
x = 552,127,887,773.13/1,057,848.74 - Step 6: Final answer
x = 521,934.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.