Finding the Fourth Proportional to 3,639,731.36, 5,460,395.76 and 1,115,576.48
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Solution
The fourth proportional to 3,639,731.36, 5,460,395.76 and 1,115,576.48 is: 1,673,609.53
Step by Step Solution
- Step 1: Write the proportion equation
3,639,731.36 : 5,460,395.76 = 1,115,576.48 : x - Step 2: Convert to fraction form
3,639,731.36/5,460,395.76 = 1,115,576.48/x - Step 3: Cross multiply
3,639,731.36x = 5,460,395.76 × 1,115,576.48 - Step 4: Simplify right side
3,639,731.36x = 6,091,489,081,347.73 - Step 5: Solve for x
x = 6,091,489,081,347.73/3,639,731.36 - Step 6: Final answer
x = 1,673,609.53
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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.