Finding the Fourth Proportional to 2,363,206.02, 3,261,207.66 and 1,290,118.02
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Solution
The fourth proportional to 2,363,206.02, 3,261,207.66 and 1,290,118.02 is: 1,780,353.78
Step by Step Solution
- Step 1: Write the proportion equation
2,363,206.02 : 3,261,207.66 = 1,290,118.02 : x - Step 2: Convert to fraction form
2,363,206.02/3,261,207.66 = 1,290,118.02/x - Step 3: Cross multiply
2,363,206.02x = 3,261,207.66 × 1,290,118.02 - Step 4: Simplify right side
2,363,206.02x = 4,207,342,769,128.03 - Step 5: Solve for x
x = 4,207,342,769,128.03/2,363,206.02 - Step 6: Final answer
x = 1,780,353.78
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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.