Finding the Fourth Proportional to 2,362,783.13, 3,260,657.12 and 1,344,187.88
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Solution
The fourth proportional to 2,362,783.13, 3,260,657.12 and 1,344,187.88 is: 1,854,988.60
Step by Step Solution
- Step 1: Write the proportion equation
2,362,783.13 : 3,260,657.12 = 1,344,187.88 : x - Step 2: Convert to fraction form
2,362,783.13/3,260,657.12 = 1,344,187.88/x - Step 3: Cross multiply
2,362,783.13x = 3,260,657.12 × 1,344,187.88 - Step 4: Simplify right side
2,362,783.13x = 4,382,935,758,515.48 - Step 5: Solve for x
x = 4,382,935,758,515.48/2,362,783.13 - Step 6: Final answer
x = 1,854,988.60
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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.