Finding the Fourth Proportional to 5,658,457.36, 7,809,690.22 and 3,335,214.26
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Solution
The fourth proportional to 5,658,457.36, 7,809,690.22 and 3,335,214.26 is: 4,603,196.34
Step by Step Solution
- Step 1: Write the proportion equation
5,658,457.36 : 7,809,690.22 = 3,335,214.26 : x - Step 2: Convert to fraction form
5,658,457.36/7,809,690.22 = 3,335,214.26/x - Step 3: Cross multiply
5,658,457.36x = 7,809,690.22 × 3,335,214.26 - Step 4: Simplify right side
5,658,457.36x = 26,046,990,187,926.54 - Step 5: Solve for x
x = 26,046,990,187,926.54/5,658,457.36 - Step 6: Final answer
x = 4,603,196.34
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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.