Finding the Fourth Proportional to 4,242,605.22, 5,854,927.99 and 2,407,140.76
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Solution
The fourth proportional to 4,242,605.22, 5,854,927.99 and 2,407,140.76 is: 3,321,929.59
Step by Step Solution
- Step 1: Write the proportion equation
4,242,605.22 : 5,854,927.99 = 2,407,140.76 : x - Step 2: Convert to fraction form
4,242,605.22/5,854,927.99 = 2,407,140.76/x - Step 3: Cross multiply
4,242,605.22x = 5,854,927.99 × 2,407,140.76 - Step 4: Simplify right side
4,242,605.22x = 14,093,635,811,593.87 - Step 5: Solve for x
x = 14,093,635,811,593.87/4,242,605.22 - Step 6: Final answer
x = 3,321,929.59
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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.