Finding the Fourth Proportional to 5,648,551.74, 7,794,810.63 and 3,233,637.18
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Solution
The fourth proportional to 5,648,551.74, 7,794,810.63 and 3,233,637.18 is: 4,462,310.10
Step by Step Solution
- Step 1: Write the proportion equation
5,648,551.74 : 7,794,810.63 = 3,233,637.18 : x - Step 2: Convert to fraction form
5,648,551.74/7,794,810.63 = 3,233,637.18/x - Step 3: Cross multiply
5,648,551.74x = 7,794,810.63 × 3,233,637.18 - Step 4: Simplify right side
5,648,551.74x = 25,205,589,464,227.22 - Step 5: Solve for x
x = 25,205,589,464,227.22/5,648,551.74 - Step 6: Final answer
x = 4,462,310.10
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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.