Finding the Fourth Proportional to 2,794,911.46, 4,192,368.15 and 875,971.55
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Solution
The fourth proportional to 2,794,911.46, 4,192,368.15 and 875,971.55 is: 1,313,957.63
Step by Step Solution
- Step 1: Write the proportion equation
2,794,911.46 : 4,192,368.15 = 875,971.55 : x - Step 2: Convert to fraction form
2,794,911.46/4,192,368.15 = 875,971.55/x - Step 3: Cross multiply
2,794,911.46x = 4,192,368.15 × 875,971.55 - Step 4: Simplify right side
2,794,911.46x = 3,672,395,226,526.13 - Step 5: Solve for x
x = 3,672,395,226,526.13/2,794,911.46 - Step 6: Final answer
x = 1,313,957.63
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1.5x scale
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.