Finding the Fourth Proportional to 4,314,539.60, 6,471,809.40 and 4,048,600.40
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Solution
The fourth proportional to 4,314,539.60, 6,471,809.40 and 4,048,600.40 is: 6,072,900.60
Step by Step Solution
- Step 1: Write the proportion equation
4,314,539.60 : 6,471,809.40 = 4,048,600.40 : x - Step 2: Convert to fraction form
4,314,539.60/6,471,809.40 = 4,048,600.40/x - Step 3: Cross multiply
4,314,539.60x = 6,471,809.40 × 4,048,600.40 - Step 4: Simplify right side
4,314,539.60x = 26,201,770,125,563.76 - Step 5: Solve for x
x = 26,201,770,125,563.76/4,314,539.60 - Step 6: Final answer
x = 6,072,900.60
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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.