Finding the Fourth Proportional to 2,956,537.80, 4,426,512.30 and 2,873,593.80
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Solution
The fourth proportional to 2,956,537.80, 4,426,512.30 and 2,873,593.80 is: 4,302,328.99
Step by Step Solution
- Step 1: Write the proportion equation
2,956,537.80 : 4,426,512.30 = 2,873,593.80 : x - Step 2: Convert to fraction form
2,956,537.80/4,426,512.30 = 2,873,593.80/x - Step 3: Cross multiply
2,956,537.80x = 4,426,512.30 × 2,873,593.80 - Step 4: Simplify right side
2,956,537.80x = 12,719,998,300,903.74 - Step 5: Solve for x
x = 12,719,998,300,903.74/2,956,537.80 - Step 6: Final answer
x = 4,302,328.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.