Finding the Fourth Proportional to 2,005,691.94, 2,767,838.61 and 1,087,918.80
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Solution
The fourth proportional to 2,005,691.94, 2,767,838.61 and 1,087,918.80 is: 1,501,319.12
Step by Step Solution
- Step 1: Write the proportion equation
2,005,691.94 : 2,767,838.61 = 1,087,918.80 : x - Step 2: Convert to fraction form
2,005,691.94/2,767,838.61 = 1,087,918.80/x - Step 3: Cross multiply
2,005,691.94x = 2,767,838.61 × 1,087,918.80 - Step 4: Simplify right side
2,005,691.94x = 3,011,183,659,184.87 - Step 5: Solve for x
x = 3,011,183,659,184.87/2,005,691.94 - Step 6: Final answer
x = 1,501,319.12
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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.