Finding the Fourth Proportional to 4,517,663.60, 6,234,422.10 and 2,452,698.20
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Solution
The fourth proportional to 4,517,663.60, 6,234,422.10 and 2,452,698.20 is: 3,384,748.67
Step by Step Solution
- Step 1: Write the proportion equation
4,517,663.60 : 6,234,422.10 = 2,452,698.20 : x - Step 2: Convert to fraction form
4,517,663.60/6,234,422.10 = 2,452,698.20/x - Step 3: Cross multiply
4,517,663.60x = 6,234,422.10 × 2,452,698.20 - Step 4: Simplify right side
4,517,663.60x = 15,291,155,862,710.22 - Step 5: Solve for x
x = 15,291,155,862,710.22/4,517,663.60 - Step 6: Final answer
x = 3,384,748.67
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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.