Finding the Fourth Proportional to 1,613,053.27, 2,225,996.58 and 887,885.47
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Solution
The fourth proportional to 1,613,053.27, 2,225,996.58 and 887,885.47 is: 1,225,272.63
Step by Step Solution
- Step 1: Write the proportion equation
1,613,053.27 : 2,225,996.58 = 887,885.47 : x - Step 2: Convert to fraction form
1,613,053.27/2,225,996.58 = 887,885.47/x - Step 3: Cross multiply
1,613,053.27x = 2,225,996.58 × 887,885.47 - Step 4: Simplify right side
1,613,053.27x = 1,976,430,019,651.69 - Step 5: Solve for x
x = 1,976,430,019,651.69/1,613,053.27 - Step 6: Final answer
x = 1,225,272.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.