Finding the Fourth Proportional to 3,287,101.60, 4,536,113.16 and 1,836,808.92
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Solution
The fourth proportional to 3,287,101.60, 4,536,113.16 and 1,836,808.92 is: 2,534,747.67
Step by Step Solution
- Step 1: Write the proportion equation
3,287,101.60 : 4,536,113.16 = 1,836,808.92 : x - Step 2: Convert to fraction form
3,287,101.60/4,536,113.16 = 1,836,808.92/x - Step 3: Cross multiply
3,287,101.60x = 4,536,113.16 × 1,836,808.92 - Step 4: Simplify right side
3,287,101.60x = 8,331,973,114,417.39 - Step 5: Solve for x
x = 8,331,973,114,417.39/3,287,101.60 - Step 6: Final answer
x = 2,534,747.67
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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.