Finding the Fourth Proportional to 1,524,780.84, 2,104,198.94 and 845,717.36
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Solution
The fourth proportional to 1,524,780.84, 2,104,198.94 and 845,717.36 is: 1,167,090.72
Step by Step Solution
- Step 1: Write the proportion equation
1,524,780.84 : 2,104,198.94 = 845,717.36 : x - Step 2: Convert to fraction form
1,524,780.84/2,104,198.94 = 845,717.36/x - Step 3: Cross multiply
1,524,780.84x = 2,104,198.94 × 845,717.36 - Step 4: Simplify right side
1,524,780.84x = 1,779,557,572,451.60 - Step 5: Solve for x
x = 1,779,557,572,451.60/1,524,780.84 - Step 6: Final answer
x = 1,167,090.72
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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.