Finding the Fourth Proportional to 3,488,221.68, 4,810,748.40 and 2,263,320.24
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Solution
The fourth proportional to 3,488,221.68, 4,810,748.40 and 2,263,320.24 is: 3,121,437.00
Step by Step Solution
- Step 1: Write the proportion equation
3,488,221.68 : 4,810,748.40 = 2,263,320.24 : x - Step 2: Convert to fraction form
3,488,221.68/4,810,748.40 = 2,263,320.24/x - Step 3: Cross multiply
3,488,221.68x = 4,810,748.40 × 2,263,320.24 - Step 4: Simplify right side
3,488,221.68x = 10,888,264,223,267.62 - Step 5: Solve for x
x = 10,888,264,223,267.62/3,488,221.68 - Step 6: Final answer
x = 3,121,437.00
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1.5x scale
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.