Finding the Fourth Proportional to 2,671,162.08, 3,684,809.22 and 1,638,900.14
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Solution
The fourth proportional to 2,671,162.08, 3,684,809.22 and 1,638,900.14 is: 2,260,826.62
Step by Step Solution
- Step 1: Write the proportion equation
2,671,162.08 : 3,684,809.22 = 1,638,900.14 : x - Step 2: Convert to fraction form
2,671,162.08/3,684,809.22 = 1,638,900.14/x - Step 3: Cross multiply
2,671,162.08x = 3,684,809.22 × 1,638,900.14 - Step 4: Simplify right side
2,671,162.08x = 6,039,034,328,107.25 - Step 5: Solve for x
x = 6,039,034,328,107.25/2,671,162.08 - Step 6: Final answer
x = 2,260,826.62
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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.