Finding the Fourth Proportional to 2,706,513.60, 3,735,386.64 and 1,560,370.08
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Solution
The fourth proportional to 2,706,513.60, 3,735,386.64 and 1,560,370.08 is: 2,153,540.09
Step by Step Solution
- Step 1: Write the proportion equation
2,706,513.60 : 3,735,386.64 = 1,560,370.08 : x - Step 2: Convert to fraction form
2,706,513.60/3,735,386.64 = 1,560,370.08/x - Step 3: Cross multiply
2,706,513.60x = 3,735,386.64 × 1,560,370.08 - Step 4: Simplify right side
2,706,513.60x = 5,828,585,550,287.73 - Step 5: Solve for x
x = 5,828,585,550,287.73/2,706,513.60 - Step 6: Final answer
x = 2,153,540.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.