Finding the Fourth Proportional to 1,613,342.68, 2,226,401.04 and 888,203.14
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Solution
The fourth proportional to 1,613,342.68, 2,226,401.04 and 888,203.14 is: 1,225,713.80
Step by Step Solution
- Step 1: Write the proportion equation
1,613,342.68 : 2,226,401.04 = 888,203.14 : x - Step 2: Convert to fraction form
1,613,342.68/2,226,401.04 = 888,203.14/x - Step 3: Cross multiply
1,613,342.68x = 2,226,401.04 × 888,203.14 - Step 4: Simplify right side
1,613,342.68x = 1,977,496,394,627.27 - Step 5: Solve for x
x = 1,977,496,394,627.27/1,613,342.68 - Step 6: Final answer
x = 1,225,713.80
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1.5x scale
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.