Finding the Fourth Proportional to 1,348,440.20, 2,022,368.70 and 590,280.20
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Solution
The fourth proportional to 1,348,440.20, 2,022,368.70 and 590,280.20 is: 885,292.65
Step by Step Solution
- Step 1: Write the proportion equation
1,348,440.20 : 2,022,368.70 = 590,280.20 : x - Step 2: Convert to fraction form
1,348,440.20/2,022,368.70 = 590,280.20/x - Step 3: Cross multiply
1,348,440.20x = 2,022,368.70 × 590,280.20 - Step 4: Simplify right side
1,348,440.20x = 1,193,764,200,709.74 - Step 5: Solve for x
x = 1,193,764,200,709.74/1,348,440.20 - Step 6: Final answer
x = 885,292.65
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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.