Finding the Fourth Proportional to 3,506,431.08, 5,259,796.70 and 1,376,975.96
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Solution
The fourth proportional to 3,506,431.08, 5,259,796.70 and 1,376,975.96 is: 2,065,522.88
Step by Step Solution
- Step 1: Write the proportion equation
3,506,431.08 : 5,259,796.70 = 1,376,975.96 : x - Step 2: Convert to fraction form
3,506,431.08/5,259,796.70 = 1,376,975.96/x - Step 3: Cross multiply
3,506,431.08x = 5,259,796.70 × 1,376,975.96 - Step 4: Simplify right side
3,506,431.08x = 7,242,613,610,387.33 - Step 5: Solve for x
x = 7,242,613,610,387.33/3,506,431.08 - Step 6: Final answer
x = 2,065,522.88
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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.