Finding the Fourth Proportional to 814,535.19, 1,124,120.03 and 452,027.52
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Solution
The fourth proportional to 814,535.19, 1,124,120.03 and 452,027.52 is: 623,832.09
Step by Step Solution
- Step 1: Write the proportion equation
814,535.19 : 1,124,120.03 = 452,027.52 : x - Step 2: Convert to fraction form
814,535.19/1,124,120.03 = 452,027.52/x - Step 3: Cross multiply
814,535.19x = 1,124,120.03 × 452,027.52 - Step 4: Simplify right side
814,535.19x = 508,133,187,083.09 - Step 5: Solve for x
x = 508,133,187,083.09/814,535.19 - Step 6: Final answer
x = 623,832.09
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1.5x scale
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.