Finding the Fourth Proportional to 4,756,244.10, 7,129,117.35 and 2,627,855.70
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Solution
The fourth proportional to 4,756,244.10, 7,129,117.35 and 2,627,855.70 is: 3,938,883.55
Step by Step Solution
- Step 1: Write the proportion equation
4,756,244.10 : 7,129,117.35 = 2,627,855.70 : x - Step 2: Convert to fraction form
4,756,244.10/7,129,117.35 = 2,627,855.70/x - Step 3: Cross multiply
4,756,244.10x = 7,129,117.35 × 2,627,855.70 - Step 4: Simplify right side
4,756,244.10x = 18,734,291,664,166.39 - Step 5: Solve for x
x = 18,734,291,664,166.39/4,756,244.10 - Step 6: Final answer
x = 3,938,883.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.