Finding the Fourth Proportional to 5,377,402.91, 8,066,906.01 and 1,918,873.21
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Solution
The fourth proportional to 5,377,402.91, 8,066,906.01 and 1,918,873.21 is: 2,878,595.87
Step by Step Solution
- Step 1: Write the proportion equation
5,377,402.91 : 8,066,906.01 = 1,918,873.21 : x - Step 2: Convert to fraction form
5,377,402.91/8,066,906.01 = 1,918,873.21/x - Step 3: Cross multiply
5,377,402.91x = 8,066,906.01 × 1,918,873.21 - Step 4: Simplify right side
5,377,402.91x = 15,479,369,830,176.99 - Step 5: Solve for x
x = 15,479,369,830,176.99/5,377,402.91 - Step 6: Final answer
x = 2,878,595.87
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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.