Finding the Fourth Proportional to 1,891,415.68, 2,835,625.92 and 944,264.32
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Solution
The fourth proportional to 1,891,415.68, 2,835,625.92 and 944,264.32 is: 1,415,648.82
Step by Step Solution
- Step 1: Write the proportion equation
1,891,415.68 : 2,835,625.92 = 944,264.32 : x - Step 2: Convert to fraction form
1,891,415.68/2,835,625.92 = 944,264.32/x - Step 3: Cross multiply
1,891,415.68x = 2,835,625.92 × 944,264.32 - Step 4: Simplify right side
1,891,415.68x = 2,677,580,381,123.17 - Step 5: Solve for x
x = 2,677,580,381,123.17/1,891,415.68 - Step 6: Final answer
x = 1,415,648.82
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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.