Finding the Fourth Proportional to 2,813,959.88, 4,220,908.68 and 684,046.05
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Solution
The fourth proportional to 2,813,959.88, 4,220,908.68 and 684,046.05 is: 1,026,061.50
Step by Step Solution
- Step 1: Write the proportion equation
2,813,959.88 : 4,220,908.68 = 684,046.05 : x - Step 2: Convert to fraction form
2,813,959.88/4,220,908.68 = 684,046.05/x - Step 3: Cross multiply
2,813,959.88x = 4,220,908.68 × 684,046.05 - Step 4: Simplify right side
2,813,959.88x = 2,887,295,888,860.17 - Step 5: Solve for x
x = 2,887,295,888,860.17/2,813,959.88 - Step 6: Final answer
x = 1,026,061.50
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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.