Finding the Fourth Proportional to 4,651,446.09, 6,977,169.20 and 1,456,822.29
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Solution
The fourth proportional to 4,651,446.09, 6,977,169.20 and 1,456,822.29 is: 2,185,233.46
Step by Step Solution
- Step 1: Write the proportion equation
4,651,446.09 : 6,977,169.20 = 1,456,822.29 : x - Step 2: Convert to fraction form
4,651,446.09/6,977,169.20 = 1,456,822.29/x - Step 3: Cross multiply
4,651,446.09x = 6,977,169.20 × 1,456,822.29 - Step 4: Simplify right side
4,651,446.09x = 10,164,495,611,661.47 - Step 5: Solve for x
x = 10,164,495,611,661.47/4,651,446.09 - Step 6: Final answer
x = 2,185,233.46
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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.