Finding the Fourth Proportional to 5,909,360.40, 8,857,479.60 and 2,313,932.40
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Solution
The fourth proportional to 5,909,360.40, 8,857,479.60 and 2,313,932.40 is: 3,468,329.50
Step by Step Solution
- Step 1: Write the proportion equation
5,909,360.40 : 8,857,479.60 = 2,313,932.40 : x - Step 2: Convert to fraction form
5,909,360.40/8,857,479.60 = 2,313,932.40/x - Step 3: Cross multiply
5,909,360.40x = 8,857,479.60 × 2,313,932.40 - Step 4: Simplify right side
5,909,360.40x = 20,495,609,028,779.04 - Step 5: Solve for x
x = 20,495,609,028,779.04/5,909,360.40 - Step 6: Final answer
x = 3,468,329.50
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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.