Finding the Fourth Proportional to 1,409,843.24, 1,946,594.72 and 866,707.18
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Solution
The fourth proportional to 1,409,843.24, 1,946,594.72 and 866,707.18 is: 1,196,677.45
Step by Step Solution
- Step 1: Write the proportion equation
1,409,843.24 : 1,946,594.72 = 866,707.18 : x - Step 2: Convert to fraction form
1,409,843.24/1,946,594.72 = 866,707.18/x - Step 3: Cross multiply
1,409,843.24x = 1,946,594.72 × 866,707.18 - Step 4: Simplify right side
1,409,843.24x = 1,687,127,620,374.09 - Step 5: Solve for x
x = 1,687,127,620,374.09/1,409,843.24 - Step 6: Final answer
x = 1,196,677.45
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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.