Finding the Fourth Proportional to 1,232,827.10, 1,701,307.67 and 688,971.98
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Solution
The fourth proportional to 1,232,827.10, 1,701,307.67 and 688,971.98 is: 950,784.84
Step by Step Solution
- Step 1: Write the proportion equation
1,232,827.10 : 1,701,307.67 = 688,971.98 : x - Step 2: Convert to fraction form
1,232,827.10/1,701,307.67 = 688,971.98/x - Step 3: Cross multiply
1,232,827.10x = 1,701,307.67 × 688,971.98 - Step 4: Simplify right side
1,232,827.10x = 1,172,153,313,989.09 - Step 5: Solve for x
x = 1,172,153,313,989.09/1,232,827.10 - Step 6: Final answer
x = 950,784.84
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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.