Finding the Fourth Proportional to 1,531,712.29, 2,297,817.80 and 452,334.02
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Solution
The fourth proportional to 1,531,712.29, 2,297,817.80 and 452,334.02 is: 678,574.67
Step by Step Solution
- Step 1: Write the proportion equation
1,531,712.29 : 2,297,817.80 = 452,334.02 : x - Step 2: Convert to fraction form
1,531,712.29/2,297,817.80 = 452,334.02/x - Step 3: Cross multiply
1,531,712.29x = 2,297,817.80 × 452,334.02 - Step 4: Simplify right side
1,531,712.29x = 1,039,381,162,701.56 - Step 5: Solve for x
x = 1,039,381,162,701.56/1,531,712.29 - Step 6: Final answer
x = 678,574.67
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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.