Finding the Fourth Proportional to 4,905,635.19, 6,769,776.57 and 2,730,692.14
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Solution
The fourth proportional to 4,905,635.19, 6,769,776.57 and 2,730,692.14 is: 3,768,355.16
Step by Step Solution
- Step 1: Write the proportion equation
4,905,635.19 : 6,769,776.57 = 2,730,692.14 : x - Step 2: Convert to fraction form
4,905,635.19/6,769,776.57 = 2,730,692.14/x - Step 3: Cross multiply
4,905,635.19x = 6,769,776.57 × 2,730,692.14 - Step 4: Simplify right side
4,905,635.19x = 18,486,175,669,255.16 - Step 5: Solve for x
x = 18,486,175,669,255.16/4,905,635.19 - Step 6: Final answer
x = 3,768,355.16
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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.