Finding the Fourth Proportional to 1,786,788.99, 2,678,998.62 and 649,416.15
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Solution
The fourth proportional to 1,786,788.99, 2,678,998.62 and 649,416.15 is: 973,693.58
Step by Step Solution
- Step 1: Write the proportion equation
1,786,788.99 : 2,678,998.62 = 649,416.15 : x - Step 2: Convert to fraction form
1,786,788.99/2,678,998.62 = 649,416.15/x - Step 3: Cross multiply
1,786,788.99x = 2,678,998.62 × 649,416.15 - Step 4: Simplify right side
1,786,788.99x = 1,739,784,969,655.71 - Step 5: Solve for x
x = 1,739,784,969,655.71/1,786,788.99 - Step 6: Final answer
x = 973,693.58
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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.