Finding the Fourth Proportional to 2,864,238.67, 3,963,057.86 and 2,497,480.05
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Solution
The fourth proportional to 2,864,238.67, 3,963,057.86 and 2,497,480.05 is: 3,455,598.18
Step by Step Solution
- Step 1: Write the proportion equation
2,864,238.67 : 3,963,057.86 = 2,497,480.05 : x - Step 2: Convert to fraction form
2,864,238.67/3,963,057.86 = 2,497,480.05/x - Step 3: Cross multiply
2,864,238.67x = 3,963,057.86 × 2,497,480.05 - Step 4: Simplify right side
2,864,238.67x = 9,897,657,929,858.29 - Step 5: Solve for x
x = 9,897,657,929,858.29/2,864,238.67 - Step 6: Final answer
x = 3,455,598.18
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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.