Finding the Fourth Proportional to 6,513,875.29, 9,770,896.08 and 1,721,523.15
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Solution
The fourth proportional to 6,513,875.29, 9,770,896.08 and 1,721,523.15 is: 2,582,306.70
Step by Step Solution
- Step 1: Write the proportion equation
6,513,875.29 : 9,770,896.08 = 1,721,523.15 : x - Step 2: Convert to fraction form
6,513,875.29/9,770,896.08 = 1,721,523.15/x - Step 3: Cross multiply
6,513,875.29x = 9,770,896.08 × 1,721,523.15 - Step 4: Simplify right side
6,513,875.29x = 16,820,823,797,964.25 - Step 5: Solve for x
x = 16,820,823,797,964.25/6,513,875.29 - Step 6: Final answer
x = 2,582,306.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.