Finding the Fourth Proportional to 4,268,000.30, 6,402,000.45 and 3,530,720.30
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Solution
The fourth proportional to 4,268,000.30, 6,402,000.45 and 3,530,720.30 is: 5,296,080.45
Step by Step Solution
- Step 1: Write the proportion equation
4,268,000.30 : 6,402,000.45 = 3,530,720.30 : x - Step 2: Convert to fraction form
4,268,000.30/6,402,000.45 = 3,530,720.30/x - Step 3: Cross multiply
4,268,000.30x = 6,402,000.45 × 3,530,720.30 - Step 4: Simplify right side
4,268,000.30x = 22,603,672,949,424.13 - Step 5: Solve for x
x = 22,603,672,949,424.13/4,268,000.30 - Step 6: Final answer
x = 5,296,080.45
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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.