Finding the Fourth Proportional to 1,992,586.08, 2,988,657.58 and 713,141.80
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Solution
The fourth proportional to 1,992,586.08, 2,988,657.58 and 713,141.80 is: 1,069,633.41
Step by Step Solution
- Step 1: Write the proportion equation
1,992,586.08 : 2,988,657.58 = 713,141.80 : x - Step 2: Convert to fraction form
1,992,586.08/2,988,657.58 = 713,141.80/x - Step 3: Cross multiply
1,992,586.08x = 2,988,657.58 × 713,141.80 - Step 4: Simplify right side
1,992,586.08x = 2,131,336,644,401.99 - Step 5: Solve for x
x = 2,131,336,644,401.99/1,992,586.08 - Step 6: Final answer
x = 1,069,633.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.