Finding the Fourth Proportional to 5,197,035.06, 7,796,881.26 and 2,163,392.28
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Solution
The fourth proportional to 5,197,035.06, 7,796,881.26 and 2,163,392.28 is: 3,245,641.51
Step by Step Solution
- Step 1: Write the proportion equation
5,197,035.06 : 7,796,881.26 = 2,163,392.28 : x - Step 2: Convert to fraction form
5,197,035.06/7,796,881.26 = 2,163,392.28/x - Step 3: Cross multiply
5,197,035.06x = 7,796,881.26 × 2,163,392.28 - Step 4: Simplify right side
5,197,035.06x = 16,867,712,725,960.67 - Step 5: Solve for x
x = 16,867,712,725,960.67/5,197,035.06 - Step 6: Final answer
x = 3,245,641.51
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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.