Finding the Fourth Proportional to 2,306,809.76, 3,183,487.56 and 1,274,370.80
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Solution
The fourth proportional to 2,306,809.76, 3,183,487.56 and 1,274,370.80 is: 1,758,681.47
Step by Step Solution
- Step 1: Write the proportion equation
2,306,809.76 : 3,183,487.56 = 1,274,370.80 : x - Step 2: Convert to fraction form
2,306,809.76/3,183,487.56 = 1,274,370.80/x - Step 3: Cross multiply
2,306,809.76x = 3,183,487.56 × 1,274,370.80 - Step 4: Simplify right side
2,306,809.76x = 4,056,943,588,627.25 - Step 5: Solve for x
x = 4,056,943,588,627.25/2,306,809.76 - Step 6: Final answer
x = 1,758,681.47
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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.