Finding the Fourth Proportional to 4,889,722.54, 6,747,692.66 and 2,684,574.48
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Solution
The fourth proportional to 4,889,722.54, 6,747,692.66 and 2,684,574.48 is: 3,704,644.46
Step by Step Solution
- Step 1: Write the proportion equation
4,889,722.54 : 6,747,692.66 = 2,684,574.48 : x - Step 2: Convert to fraction form
4,889,722.54/6,747,692.66 = 2,684,574.48/x - Step 3: Cross multiply
4,889,722.54x = 6,747,692.66 × 2,684,574.48 - Step 4: Simplify right side
4,889,722.54x = 18,114,683,513,919.32 - Step 5: Solve for x
x = 18,114,683,513,919.32/4,889,722.54 - Step 6: Final answer
x = 3,704,644.46
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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.