Finding the Fourth Proportional to 1,507,538.13, 2,080,482.35 and 854,290.95
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Solution
The fourth proportional to 1,507,538.13, 2,080,482.35 and 854,290.95 is: 1,178,966.69
Step by Step Solution
- Step 1: Write the proportion equation
1,507,538.13 : 2,080,482.35 = 854,290.95 : x - Step 2: Convert to fraction form
1,507,538.13/2,080,482.35 = 854,290.95/x - Step 3: Cross multiply
1,507,538.13x = 2,080,482.35 × 854,290.95 - Step 4: Simplify right side
1,507,538.13x = 1,777,337,238,968.28 - Step 5: Solve for x
x = 1,777,337,238,968.28/1,507,538.13 - Step 6: Final answer
x = 1,178,966.69
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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.