Finding the Fourth Proportional to 4,128,222.84, 5,697,136.92 and 2,292,689.68
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Solution
The fourth proportional to 4,128,222.84, 5,697,136.92 and 2,292,689.68 is: 3,164,016.95
Step by Step Solution
- Step 1: Write the proportion equation
4,128,222.84 : 5,697,136.92 = 2,292,689.68 : x - Step 2: Convert to fraction form
4,128,222.84/5,697,136.92 = 2,292,689.68/x - Step 3: Cross multiply
4,128,222.84x = 5,697,136.92 × 2,292,689.68 - Step 4: Simplify right side
4,128,222.84x = 13,061,767,022,030.99 - Step 5: Solve for x
x = 13,061,767,022,030.99/4,128,222.84 - Step 6: Final answer
x = 3,164,016.95
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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.