Finding the Fourth Proportional to 2,378,262.79, 3,276,616.01 and 2,264,888.71
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Solution
The fourth proportional to 2,378,262.79, 3,276,616.01 and 2,264,888.71 is: 3,120,416.57
Step by Step Solution
- Step 1: Write the proportion equation
2,378,262.79 : 3,276,616.01 = 2,264,888.71 : x - Step 2: Convert to fraction form
2,378,262.79/3,276,616.01 = 2,264,888.71/x - Step 3: Cross multiply
2,378,262.79x = 3,276,616.01 × 2,264,888.71 - Step 4: Simplify right side
2,378,262.79x = 7,421,170,608,054.25 - Step 5: Solve for x
x = 7,421,170,608,054.25/2,378,262.79 - Step 6: Final answer
x = 3,120,416.57
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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.