Finding the Fourth Proportional to 2,756,194.29, 4,135,130.64 and 1,409,302.98
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Solution
The fourth proportional to 2,756,194.29, 4,135,130.64 and 1,409,302.98 is: 2,114,383.57
Step by Step Solution
- Step 1: Write the proportion equation
2,756,194.29 : 4,135,130.64 = 1,409,302.98 : x - Step 2: Convert to fraction form
2,756,194.29/4,135,130.64 = 1,409,302.98/x - Step 3: Cross multiply
2,756,194.29x = 4,135,130.64 × 1,409,302.98 - Step 4: Simplify right side
2,756,194.29x = 5,827,651,933,641.31 - Step 5: Solve for x
x = 5,827,651,933,641.31/2,756,194.29 - Step 6: Final answer
x = 2,114,383.57
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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.