Finding the Fourth Proportional to 4,381,290.48, 6,046,114.20 and 2,447,578.80
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Solution
The fourth proportional to 4,381,290.48, 6,046,114.20 and 2,447,578.80 is: 3,377,621.50
Step by Step Solution
- Step 1: Write the proportion equation
4,381,290.48 : 6,046,114.20 = 2,447,578.80 : x - Step 2: Convert to fraction form
4,381,290.48/6,046,114.20 = 2,447,578.80/x - Step 3: Cross multiply
4,381,290.48x = 6,046,114.20 × 2,447,578.80 - Step 4: Simplify right side
4,381,290.48x = 14,798,340,938,298.96 - Step 5: Solve for x
x = 14,798,340,938,298.96/4,381,290.48 - Step 6: Final answer
x = 3,377,621.50
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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.