Finding the Fourth Proportional to 3,679,875.08, 5,078,226.98 and 2,048,247.36
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Solution
The fourth proportional to 3,679,875.08, 5,078,226.98 and 2,048,247.36 is: 2,826,581.01
Step by Step Solution
- Step 1: Write the proportion equation
3,679,875.08 : 5,078,226.98 = 2,048,247.36 : x - Step 2: Convert to fraction form
3,679,875.08/5,078,226.98 = 2,048,247.36/x - Step 3: Cross multiply
3,679,875.08x = 5,078,226.98 × 2,048,247.36 - Step 4: Simplify right side
3,679,875.08x = 10,401,465,005,265.77 - Step 5: Solve for x
x = 10,401,465,005,265.77/3,679,875.08 - Step 6: Final answer
x = 2,826,581.01
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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.