Finding the Fourth Proportional to 1,232,823.68, 1,701,302.97 and 688,968.55
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Solution
The fourth proportional to 1,232,823.68, 1,701,302.97 and 688,968.55 is: 950,780.12
Step by Step Solution
- Step 1: Write the proportion equation
1,232,823.68 : 1,701,302.97 = 688,968.55 : x - Step 2: Convert to fraction form
1,232,823.68/1,701,302.97 = 688,968.55/x - Step 3: Cross multiply
1,232,823.68x = 1,701,302.97 × 688,968.55 - Step 4: Simplify right side
1,232,823.68x = 1,172,144,240,351.59 - Step 5: Solve for x
x = 1,172,144,240,351.59/1,232,823.68 - Step 6: Final answer
x = 950,780.12
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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.