Finding the Fourth Proportional to 3,607,908.49, 4,977,026.08 and 2,230,812.01
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Solution
The fourth proportional to 3,607,908.49, 4,977,026.08 and 2,230,812.01 is: 3,077,353.43
Step by Step Solution
- Step 1: Write the proportion equation
3,607,908.49 : 4,977,026.08 = 2,230,812.01 : x - Step 2: Convert to fraction form
3,607,908.49/4,977,026.08 = 2,230,812.01/x - Step 3: Cross multiply
3,607,908.49x = 4,977,026.08 × 2,230,812.01 - Step 4: Simplify right side
3,607,908.49x = 11,102,809,553,347.22 - Step 5: Solve for x
x = 11,102,809,553,347.22/3,607,908.49 - Step 6: Final answer
x = 3,077,353.43
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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.