Finding the Fourth Proportional to 4,213,208.08, 6,318,317.52 and 1,516,809.32
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Solution
The fourth proportional to 4,213,208.08, 6,318,317.52 and 1,516,809.32 is: 2,274,675.90
Step by Step Solution
- Step 1: Write the proportion equation
4,213,208.08 : 6,318,317.52 = 1,516,809.32 : x - Step 2: Convert to fraction form
4,213,208.08/6,318,317.52 = 1,516,809.32/x - Step 3: Cross multiply
4,213,208.08x = 6,318,317.52 × 1,516,809.32 - Step 4: Simplify right side
4,213,208.08x = 9,583,682,901,055.29 - Step 5: Solve for x
x = 9,583,682,901,055.29/4,213,208.08 - Step 6: Final answer
x = 2,274,675.90
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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.