Finding the Fourth Proportional to 1,213,648.62, 1,675,464.74 and 886,594.46
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Solution
The fourth proportional to 1,213,648.62, 1,675,464.74 and 886,594.46 is: 1,223,960.32
Step by Step Solution
- Step 1: Write the proportion equation
1,213,648.62 : 1,675,464.74 = 886,594.46 : x - Step 2: Convert to fraction form
1,213,648.62/1,675,464.74 = 886,594.46/x - Step 3: Cross multiply
1,213,648.62x = 1,675,464.74 × 886,594.46 - Step 4: Simplify right side
1,213,648.62x = 1,485,457,756,409.34 - Step 5: Solve for x
x = 1,485,457,756,409.34/1,213,648.62 - Step 6: Final answer
x = 1,223,960.32
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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.