Finding the Fourth Proportional to 2,505,681.42, 3,456,054.05 and 2,299,614.05
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Solution
The fourth proportional to 2,505,681.42, 3,456,054.05 and 2,299,614.05 is: 3,171,827.97
Step by Step Solution
- Step 1: Write the proportion equation
2,505,681.42 : 3,456,054.05 = 2,299,614.05 : x - Step 2: Convert to fraction form
2,505,681.42/3,456,054.05 = 2,299,614.05/x - Step 3: Cross multiply
2,505,681.42x = 3,456,054.05 × 2,299,614.05 - Step 4: Simplify right side
2,505,681.42x = 7,947,590,422,161.06 - Step 5: Solve for x
x = 7,947,590,422,161.06/2,505,681.42 - Step 6: Final answer
x = 3,171,827.97
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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.