Finding the Fourth Proportional to 1,962,125.55, 2,706,047.16 and 1,273,118.49
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Solution
The fourth proportional to 1,962,125.55, 2,706,047.16 and 1,273,118.49 is: 1,755,809.50
Step by Step Solution
- Step 1: Write the proportion equation
1,962,125.55 : 2,706,047.16 = 1,273,118.49 : x - Step 2: Convert to fraction form
1,962,125.55/2,706,047.16 = 1,273,118.49/x - Step 3: Cross multiply
1,962,125.55x = 2,706,047.16 × 1,273,118.49 - Step 4: Simplify right side
1,962,125.55x = 3,445,118,674,207.99 - Step 5: Solve for x
x = 3,445,118,674,207.99/1,962,125.55 - Step 6: Final answer
x = 1,755,809.50
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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.