Finding the Fourth Proportional to 1,347,361.10, 1,859,964.55 and 888,747.20
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Solution
The fourth proportional to 1,347,361.10, 1,859,964.55 and 888,747.20 is: 1,226,871.02
Step by Step Solution
- Step 1: Write the proportion equation
1,347,361.10 : 1,859,964.55 = 888,747.20 : x - Step 2: Convert to fraction form
1,347,361.10/1,859,964.55 = 888,747.20/x - Step 3: Cross multiply
1,347,361.10x = 1,859,964.55 × 888,747.20 - Step 4: Simplify right side
1,347,361.10x = 1,653,038,274,390.07 - Step 5: Solve for x
x = 1,653,038,274,390.07/1,347,361.10 - Step 6: Final answer
x = 1,226,871.02
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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.