Finding the Fourth Proportional to 1,854,656.07, 2,558,147.13 and 1,304,538.49
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Solution
The fourth proportional to 1,854,656.07, 2,558,147.13 and 1,304,538.49 is: 1,799,364.02
Step by Step Solution
- Step 1: Write the proportion equation
1,854,656.07 : 2,558,147.13 = 1,304,538.49 : x - Step 2: Convert to fraction form
1,854,656.07/2,558,147.13 = 1,304,538.49/x - Step 3: Cross multiply
1,854,656.07x = 2,558,147.13 × 1,304,538.49 - Step 4: Simplify right side
1,854,656.07x = 3,337,201,394,168.03 - Step 5: Solve for x
x = 3,337,201,394,168.03/1,854,656.07 - Step 6: Final answer
x = 1,799,364.02
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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.