Finding the Fourth Proportional to 1,265,713.08, 1,746,677.70 and 684,935.79
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Solution
The fourth proportional to 1,265,713.08, 1,746,677.70 and 684,935.79 is: 945,207.95
Step by Step Solution
- Step 1: Write the proportion equation
1,265,713.08 : 1,746,677.70 = 684,935.79 : x - Step 2: Convert to fraction form
1,265,713.08/1,746,677.70 = 684,935.79/x - Step 3: Cross multiply
1,265,713.08x = 1,746,677.70 × 684,935.79 - Step 4: Simplify right side
1,265,713.08x = 1,196,362,070,324.88 - Step 5: Solve for x
x = 1,196,362,070,324.88/1,265,713.08 - Step 6: Final answer
x = 945,207.95
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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.