Finding the Fourth Proportional to 1,232,825.10, 1,701,304.91 and 688,969.98
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Solution
The fourth proportional to 1,232,825.10, 1,701,304.91 and 688,969.98 is: 950,782.08
Step by Step Solution
- Step 1: Write the proportion equation
1,232,825.10 : 1,701,304.91 = 688,969.98 : x - Step 2: Convert to fraction form
1,232,825.10/1,701,304.91 = 688,969.98/x - Step 3: Cross multiply
1,232,825.10x = 1,701,304.91 × 688,969.98 - Step 4: Simplify right side
1,232,825.10x = 1,172,148,009,816.60 - Step 5: Solve for x
x = 1,172,148,009,816.60/1,232,825.10 - Step 6: Final answer
x = 950,782.08
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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.