Finding the Fourth Proportional to 2,718,430.47, 3,751,530.39 and 1,494,829.08
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Solution
The fourth proportional to 2,718,430.47, 3,751,530.39 and 1,494,829.08 is: 2,062,917.11
Step by Step Solution
- Step 1: Write the proportion equation
2,718,430.47 : 3,751,530.39 = 1,494,829.08 : x - Step 2: Convert to fraction form
2,718,430.47/3,751,530.39 = 1,494,829.08/x - Step 3: Cross multiply
2,718,430.47x = 3,751,530.39 × 1,494,829.08 - Step 4: Simplify right side
2,718,430.47x = 5,607,896,721,475.74 - Step 5: Solve for x
x = 5,607,896,721,475.74/2,718,430.47 - Step 6: Final answer
x = 2,062,917.11
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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.