Finding the Fourth Proportional to 1,646,146.85, 2,481,558.48 and 1,536,414.13
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Solution
The fourth proportional to 1,646,146.85, 2,481,558.48 and 1,536,414.13 is: 2,316,136.93
Step by Step Solution
- Step 1: Write the proportion equation
1,646,146.85 : 2,481,558.48 = 1,536,414.13 : x - Step 2: Convert to fraction form
1,646,146.85/2,481,558.48 = 1,536,414.13/x - Step 3: Cross multiply
1,646,146.85x = 2,481,558.48 × 1,536,414.13 - Step 4: Simplify right side
1,646,146.85x = 3,812,701,506,557.67 - Step 5: Solve for x
x = 3,812,701,506,557.67/1,646,146.85 - Step 6: Final answer
x = 2,316,136.93
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.