Finding the Fourth Proportional to 1,493,213.68, 2,239,829.16 and 371,282.68
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Solution
The fourth proportional to 1,493,213.68, 2,239,829.16 and 371,282.68 is: 556,926.17
Step by Step Solution
- Step 1: Write the proportion equation
1,493,213.68 : 2,239,829.16 = 371,282.68 : x - Step 2: Convert to fraction form
1,493,213.68/2,239,829.16 = 371,282.68/x - Step 3: Cross multiply
1,493,213.68x = 2,239,829.16 × 371,282.68 - Step 4: Simplify right side
1,493,213.68x = 831,609,773,266.95 - Step 5: Solve for x
x = 831,609,773,266.95/1,493,213.68 - Step 6: Final answer
x = 556,926.17
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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.