Finding the Fourth Proportional to 1,623,573.28, 2,241,159.12 and 1,453,511.84
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Solution
The fourth proportional to 1,623,573.28, 2,241,159.12 and 1,453,511.84 is: 2,006,408.55
Step by Step Solution
- Step 1: Write the proportion equation
1,623,573.28 : 2,241,159.12 = 1,453,511.84 : x - Step 2: Convert to fraction form
1,623,573.28/2,241,159.12 = 1,453,511.84/x - Step 3: Cross multiply
1,623,573.28x = 2,241,159.12 × 1,453,511.84 - Step 4: Simplify right side
1,623,573.28x = 3,257,551,316,243.98 - Step 5: Solve for x
x = 3,257,551,316,243.98/1,623,573.28 - Step 6: Final answer
x = 2,006,408.55
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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.