Finding the Fourth Proportional to 1,413,164.62, 2,119,748.09 and 348,206.79
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Solution
The fourth proportional to 1,413,164.62, 2,119,748.09 and 348,206.79 is: 522,310.47
Step by Step Solution
- Step 1: Write the proportion equation
1,413,164.62 : 2,119,748.09 = 348,206.79 : x - Step 2: Convert to fraction form
1,413,164.62/2,119,748.09 = 348,206.79/x - Step 3: Cross multiply
1,413,164.62x = 2,119,748.09 × 348,206.79 - Step 4: Simplify right side
1,413,164.62x = 738,110,678,245.16 - Step 5: Solve for x
x = 738,110,678,245.16/1,413,164.62 - Step 6: Final answer
x = 522,310.47
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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.