Finding the Fourth Proportional to 1,671,302.87, 2,306,407.61 and 983,003.85
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Solution
The fourth proportional to 1,671,302.87, 2,306,407.61 and 983,003.85 is: 1,356,550.99
Step by Step Solution
- Step 1: Write the proportion equation
1,671,302.87 : 2,306,407.61 = 983,003.85 : x - Step 2: Convert to fraction form
1,671,302.87/2,306,407.61 = 983,003.85/x - Step 3: Cross multiply
1,671,302.87x = 2,306,407.61 × 983,003.85 - Step 4: Simplify right side
1,671,302.87x = 2,267,207,560,299.30 - Step 5: Solve for x
x = 2,267,207,560,299.30/1,671,302.87 - Step 6: Final answer
x = 1,356,550.99
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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.