Finding the Fourth Proportional to 5,517,529.59, 8,276,298.95 and 2,638,218.95
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Solution
The fourth proportional to 5,517,529.59, 8,276,298.95 and 2,638,218.95 is: 3,957,330.60
Step by Step Solution
- Step 1: Write the proportion equation
5,517,529.59 : 8,276,298.95 = 2,638,218.95 : x - Step 2: Convert to fraction form
5,517,529.59/8,276,298.95 = 2,638,218.95/x - Step 3: Cross multiply
5,517,529.59x = 8,276,298.95 × 2,638,218.95 - Step 4: Simplify right side
5,517,529.59x = 21,834,688,671,182.51 - Step 5: Solve for x
x = 21,834,688,671,182.51/5,517,529.59 - Step 6: Final answer
x = 3,957,330.60
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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.