Finding the Fourth Proportional to 4,259,252.65, 5,877,688.30 and 2,605,278.07
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Solution
The fourth proportional to 4,259,252.65, 5,877,688.30 and 2,605,278.07 is: 3,595,234.58
Step by Step Solution
- Step 1: Write the proportion equation
4,259,252.65 : 5,877,688.30 = 2,605,278.07 : x - Step 2: Convert to fraction form
4,259,252.65/5,877,688.30 = 2,605,278.07/x - Step 3: Cross multiply
4,259,252.65x = 5,877,688.30 × 2,605,278.07 - Step 4: Simplify right side
4,259,252.65x = 15,313,012,400,897.14 - Step 5: Solve for x
x = 15,313,012,400,897.14/4,259,252.65 - Step 6: Final answer
x = 3,595,234.58
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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.