Finding the Fourth Proportional to 1,657,682.12, 2,486,523.83 and 745,799.81
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Solution
The fourth proportional to 1,657,682.12, 2,486,523.83 and 745,799.81 is: 1,118,700.00
Step by Step Solution
- Step 1: Write the proportion equation
1,657,682.12 : 2,486,523.83 = 745,799.81 : x - Step 2: Convert to fraction form
1,657,682.12/2,486,523.83 = 745,799.81/x - Step 3: Cross multiply
1,657,682.12x = 2,486,523.83 × 745,799.81 - Step 4: Simplify right side
1,657,682.12x = 1,854,448,983,812.85 - Step 5: Solve for x
x = 1,854,448,983,812.85/1,657,682.12 - Step 6: Final answer
x = 1,118,700.00
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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.