Finding the Fourth Proportional to 1,409,175.48, 2,113,951.38 and 411,889.08
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Solution
The fourth proportional to 1,409,175.48, 2,113,951.38 and 411,889.08 is: 617,888.62
Step by Step Solution
- Step 1: Write the proportion equation
1,409,175.48 : 2,113,951.38 = 411,889.08 : x - Step 2: Convert to fraction form
1,409,175.48/2,113,951.38 = 411,889.08/x - Step 3: Cross multiply
1,409,175.48x = 2,113,951.38 × 411,889.08 - Step 4: Simplify right side
1,409,175.48x = 870,713,489,072.93 - Step 5: Solve for x
x = 870,713,489,072.93/1,409,175.48 - Step 6: Final answer
x = 617,888.62
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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.