Finding the Fourth Proportional to 1,531,358.49, 2,298,457.14 and 773,732.41
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Solution
The fourth proportional to 1,531,358.49, 2,298,457.14 and 773,732.41 is: 1,161,315.78
Step by Step Solution
- Step 1: Write the proportion equation
1,531,358.49 : 2,298,457.14 = 773,732.41 : x - Step 2: Convert to fraction form
1,531,358.49/2,298,457.14 = 773,732.41/x - Step 3: Cross multiply
1,531,358.49x = 2,298,457.14 × 773,732.41 - Step 4: Simplify right side
1,531,358.49x = 1,778,390,782,213.91 - Step 5: Solve for x
x = 1,778,390,782,213.91/1,531,358.49 - Step 6: Final answer
x = 1,161,315.78
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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.