Finding the Fourth Proportional to 4,580,348.58, 6,320,986.99 and 2,620,410.68
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Solution
The fourth proportional to 4,580,348.58, 6,320,986.99 and 2,620,410.68 is: 3,616,227.35
Step by Step Solution
- Step 1: Write the proportion equation
4,580,348.58 : 6,320,986.99 = 2,620,410.68 : x - Step 2: Convert to fraction form
4,580,348.58/6,320,986.99 = 2,620,410.68/x - Step 3: Cross multiply
4,580,348.58x = 6,320,986.99 × 2,620,410.68 - Step 4: Simplify right side
4,580,348.58x = 16,563,581,825,988.49 - Step 5: Solve for x
x = 16,563,581,825,988.49/4,580,348.58 - Step 6: Final answer
x = 3,616,227.35
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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.