Finding the Fourth Proportional to 4,772,713.82, 7,159,107.03 and 1,360,997.49
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Solution
The fourth proportional to 4,772,713.82, 7,159,107.03 and 1,360,997.49 is: 2,041,506.59
Step by Step Solution
- Step 1: Write the proportion equation
4,772,713.82 : 7,159,107.03 = 1,360,997.49 : x - Step 2: Convert to fraction form
4,772,713.82/7,159,107.03 = 1,360,997.49/x - Step 3: Cross multiply
4,772,713.82x = 7,159,107.03 × 1,360,997.49 - Step 4: Simplify right side
4,772,713.82x = 9,743,526,698,471.36 - Step 5: Solve for x
x = 9,743,526,698,471.36/4,772,713.82 - Step 6: Final answer
x = 2,041,506.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.