Finding the Fourth Proportional to 1,696,169.80, 2,340,687.17 and 932,206.96
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Solution
The fourth proportional to 1,696,169.80, 2,340,687.17 and 932,206.96 is: 1,286,430.68
Step by Step Solution
- Step 1: Write the proportion equation
1,696,169.80 : 2,340,687.17 = 932,206.96 : x - Step 2: Convert to fraction form
1,696,169.80/2,340,687.17 = 932,206.96/x - Step 3: Cross multiply
1,696,169.80x = 2,340,687.17 × 932,206.96 - Step 4: Simplify right side
1,696,169.80x = 2,182,004,871,056.70 - Step 5: Solve for x
x = 2,182,004,871,056.70/1,696,169.80 - Step 6: Final answer
x = 1,286,430.68
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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.