Finding the Fourth Proportional to 4,536,605.40, 6,804,908.10 and 4,430,317.20
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Solution
The fourth proportional to 4,536,605.40, 6,804,908.10 and 4,430,317.20 is: 6,645,475.80
Step by Step Solution
- Step 1: Write the proportion equation
4,536,605.40 : 6,804,908.10 = 4,430,317.20 : x - Step 2: Convert to fraction form
4,536,605.40/6,804,908.10 = 4,430,317.20/x - Step 3: Cross multiply
4,536,605.40x = 6,804,908.10 × 4,430,317.20 - Step 4: Simplify right side
4,536,605.40x = 30,147,901,399,849.32 - Step 5: Solve for x
x = 30,147,901,399,849.32/4,536,605.40 - Step 6: Final answer
x = 6,645,475.80
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Similar ratio
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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.