Finding the Fourth Proportional to 5,262,077.94, 7,891,746.79 and 2,227,881.98
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Solution
The fourth proportional to 5,262,077.94, 7,891,746.79 and 2,227,881.98 is: 3,341,242.88
Step by Step Solution
- Step 1: Write the proportion equation
5,262,077.94 : 7,891,746.79 = 2,227,881.98 : x - Step 2: Convert to fraction form
5,262,077.94/7,891,746.79 = 2,227,881.98/x - Step 3: Cross multiply
5,262,077.94x = 7,891,746.79 × 2,227,881.98 - Step 4: Simplify right side
5,262,077.94x = 17,581,880,464,163.84 - Step 5: Solve for x
x = 17,581,880,464,163.84/5,262,077.94 - Step 6: Final answer
x = 3,341,242.88
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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.