Finding the Fourth Proportional to 1,416,899.40, 2,125,856.70 and 606,944.04
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Solution
The fourth proportional to 1,416,899.40, 2,125,856.70 and 606,944.04 is: 910,633.50
Step by Step Solution
- Step 1: Write the proportion equation
1,416,899.40 : 2,125,856.70 = 606,944.04 : x - Step 2: Convert to fraction form
1,416,899.40/2,125,856.70 = 606,944.04/x - Step 3: Cross multiply
1,416,899.40x = 2,125,856.70 × 606,944.04 - Step 4: Simplify right side
1,416,899.40x = 1,290,276,053,959.07 - Step 5: Solve for x
x = 1,290,276,053,959.07/1,416,899.40 - Step 6: Final answer
x = 910,633.50
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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.