Finding the Fourth Proportional to 1,387,295.92, 2,081,110.62 and 488,551.92
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Solution
The fourth proportional to 1,387,295.92, 2,081,110.62 and 488,551.92 is: 732,886.60
Step by Step Solution
- Step 1: Write the proportion equation
1,387,295.92 : 2,081,110.62 = 488,551.92 : x - Step 2: Convert to fraction form
1,387,295.92/2,081,110.62 = 488,551.92/x - Step 3: Cross multiply
1,387,295.92x = 2,081,110.62 × 488,551.92 - Step 4: Simplify right side
1,387,295.92x = 1,016,730,589,133.39 - Step 5: Solve for x
x = 1,016,730,589,133.39/1,387,295.92 - Step 6: Final answer
x = 732,886.60
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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.