Finding the Fourth Proportional to 2,660,444.14, 3,671,427.68 and 1,453,220.14
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Solution
The fourth proportional to 2,660,444.14, 3,671,427.68 and 1,453,220.14 is: 2,005,451.86
Step by Step Solution
- Step 1: Write the proportion equation
2,660,444.14 : 3,671,427.68 = 1,453,220.14 : x - Step 2: Convert to fraction form
2,660,444.14/3,671,427.68 = 1,453,220.14/x - Step 3: Cross multiply
2,660,444.14x = 3,671,427.68 × 1,453,220.14 - Step 4: Simplify right side
2,660,444.14x = 5,335,392,647,129.47 - Step 5: Solve for x
x = 5,335,392,647,129.47/2,660,444.14 - Step 6: Final answer
x = 2,005,451.86
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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.