Finding the Fourth Proportional to 5,406,621.84, 8,112,728.43 and 2,376,114.12
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Solution
The fourth proportional to 5,406,621.84, 8,112,728.43 and 2,376,114.12 is: 3,565,399.83
Step by Step Solution
- Step 1: Write the proportion equation
5,406,621.84 : 8,112,728.43 = 2,376,114.12 : x - Step 2: Convert to fraction form
5,406,621.84/8,112,728.43 = 2,376,114.12/x - Step 3: Cross multiply
5,406,621.84x = 8,112,728.43 × 2,376,114.12 - Step 4: Simplify right side
5,406,621.84x = 19,276,768,574,248.43 - Step 5: Solve for x
x = 19,276,768,574,248.43/5,406,621.84 - Step 6: Final answer
x = 3,565,399.83
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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.