Finding the Fourth Proportional to 3,818,822.04, 5,269,968 and 2,187,757.44
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Solution
The fourth proportional to 3,818,822.04, 5,269,968 and 2,187,757.44 is: 3,019,101.59
Step by Step Solution
- Step 1: Write the proportion equation
3,818,822.04 : 5,269,968 = 2,187,757.44 : x - Step 2: Convert to fraction form
3,818,822.04/5,269,968 = 2,187,757.44/x - Step 3: Cross multiply
3,818,822.04x = 5,269,968 × 2,187,757.44 - Step 4: Simplify right side
3,818,822.04x = 11,529,411,700,561.92 - Step 5: Solve for x
x = 11,529,411,700,561.92/3,818,822.04 - Step 6: Final answer
x = 3,019,101.59
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1.5x scale
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.