Finding the Fourth Proportional to 4,885,501.70, 7,328,252.55 and 3,468,325.70
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Solution
The fourth proportional to 4,885,501.70, 7,328,252.55 and 3,468,325.70 is: 5,202,488.55
Step by Step Solution
- Step 1: Write the proportion equation
4,885,501.70 : 7,328,252.55 = 3,468,325.70 : x - Step 2: Convert to fraction form
4,885,501.70/7,328,252.55 = 3,468,325.70/x - Step 3: Cross multiply
4,885,501.70x = 7,328,252.55 × 3,468,325.70 - Step 4: Simplify right side
4,885,501.70x = 25,416,766,655,255.54 - Step 5: Solve for x
x = 25,416,766,655,255.54/4,885,501.70 - Step 6: Final answer
x = 5,202,488.55
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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.