Finding the Fourth Proportional to 3,187,606.84, 4,398,769.11 and 1,737,271.06
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Solution
The fourth proportional to 3,187,606.84, 4,398,769.11 and 1,737,271.06 is: 2,397,364.12
Step by Step Solution
- Step 1: Write the proportion equation
3,187,606.84 : 4,398,769.11 = 1,737,271.06 : x - Step 2: Convert to fraction form
3,187,606.84/4,398,769.11 = 1,737,271.06/x - Step 3: Cross multiply
3,187,606.84x = 4,398,769.11 × 1,737,271.06 - Step 4: Simplify right side
3,187,606.84x = 7,641,854,252,431.11 - Step 5: Solve for x
x = 7,641,854,252,431.11/3,187,606.84 - Step 6: Final answer
x = 2,397,364.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.