Finding the Fourth Proportional to 2,374,154.32, 3,276,344.36 and 1,286,425.61
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Solution
The fourth proportional to 2,374,154.32, 3,276,344.36 and 1,286,425.61 is: 1,775,273.52
Step by Step Solution
- Step 1: Write the proportion equation
2,374,154.32 : 3,276,344.36 = 1,286,425.61 : x - Step 2: Convert to fraction form
2,374,154.32/3,276,344.36 = 1,286,425.61/x - Step 3: Cross multiply
2,374,154.32x = 3,276,344.36 × 1,286,425.61 - Step 4: Simplify right side
2,374,154.32x = 4,214,773,285,224.88 - Step 5: Solve for x
x = 4,214,773,285,224.88/2,374,154.32 - Step 6: Final answer
x = 1,775,273.52
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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.