Finding the Fourth Proportional to 3,587,436, 4,950,661.68 and 1,977,804
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Solution
The fourth proportional to 3,587,436, 4,950,661.68 and 1,977,804 is: 2,729,369.52
Step by Step Solution
- Step 1: Write the proportion equation
3,587,436 : 4,950,661.68 = 1,977,804 : x - Step 2: Convert to fraction form
3,587,436/4,950,661.68 = 1,977,804/x - Step 3: Cross multiply
3,587,436x = 4,950,661.68 × 1,977,804 - Step 4: Simplify right side
3,587,436x = 9,791,438,473,350.72 - Step 5: Solve for x
x = 9,791,438,473,350.72/3,587,436 - Step 6: Final answer
x = 2,729,369.52
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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.