Finding the Fourth Proportional to 3,181,649.06, 4,772,483.45 and 785,493.97
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Solution
The fourth proportional to 3,181,649.06, 4,772,483.45 and 785,493.97 is: 1,178,243.39
Step by Step Solution
- Step 1: Write the proportion equation
3,181,649.06 : 4,772,483.45 = 785,493.97 : x - Step 2: Convert to fraction form
3,181,649.06/4,772,483.45 = 785,493.97/x - Step 3: Cross multiply
3,181,649.06x = 4,772,483.45 × 785,493.97 - Step 4: Simplify right side
3,181,649.06x = 3,748,756,971,899.80 - Step 5: Solve for x
x = 3,748,756,971,899.80/3,181,649.06 - Step 6: Final answer
x = 1,178,243.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.