Finding the Fourth Proportional to 1,446,599.05, 2,169,988.79 and 381,642.13
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Solution
The fourth proportional to 1,446,599.05, 2,169,988.79 and 381,642.13 is: 572,487.00
Step by Step Solution
- Step 1: Write the proportion equation
1,446,599.05 : 2,169,988.79 = 381,642.13 : x - Step 2: Convert to fraction form
1,446,599.05/2,169,988.79 = 381,642.13/x - Step 3: Cross multiply
1,446,599.05x = 2,169,988.79 × 381,642.13 - Step 4: Simplify right side
1,446,599.05x = 828,159,143,891.72 - Step 5: Solve for x
x = 828,159,143,891.72/1,446,599.05 - Step 6: Final answer
x = 572,487.00
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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.