Finding the Fourth Proportional to 1,536,733.53, 2,118,720.82 and 1,260,072.09
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Solution
The fourth proportional to 1,536,733.53, 2,118,720.82 and 1,260,072.09 is: 1,737,282.96
Step by Step Solution
- Step 1: Write the proportion equation
1,536,733.53 : 2,118,720.82 = 1,260,072.09 : x - Step 2: Convert to fraction form
1,536,733.53/2,118,720.82 = 1,260,072.09/x - Step 3: Cross multiply
1,536,733.53x = 2,118,720.82 × 1,260,072.09 - Step 4: Simplify right side
1,536,733.53x = 2,669,740,971,783.91 - Step 5: Solve for x
x = 2,669,740,971,783.91/1,536,733.53 - Step 6: Final answer
x = 1,737,282.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.