Finding the Fourth Proportional to 3,238,829.36, 4,854,992.69 and 1,107,455.84
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Solution
The fourth proportional to 3,238,829.36, 4,854,992.69 and 1,107,455.84 is: 1,660,072.02
Step by Step Solution
- Step 1: Write the proportion equation
3,238,829.36 : 4,854,992.69 = 1,107,455.84 : x - Step 2: Convert to fraction form
3,238,829.36/4,854,992.69 = 1,107,455.84/x - Step 3: Cross multiply
3,238,829.36x = 4,854,992.69 × 1,107,455.84 - Step 4: Simplify right side
3,238,829.36x = 5,376,689,986,191.49 - Step 5: Solve for x
x = 5,376,689,986,191.49/3,238,829.36 - Step 6: Final answer
x = 1,660,072.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.