Finding the Fourth Proportional to 5,184,813.85, 7,153,047.50 and 3,247,702.09
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Solution
The fourth proportional to 5,184,813.85, 7,153,047.50 and 3,247,702.09 is: 4,480,578.85
Step by Step Solution
- Step 1: Write the proportion equation
5,184,813.85 : 7,153,047.50 = 3,247,702.09 : x - Step 2: Convert to fraction form
5,184,813.85/7,153,047.50 = 3,247,702.09/x - Step 3: Cross multiply
5,184,813.85x = 7,153,047.50 × 3,247,702.09 - Step 4: Simplify right side
5,184,813.85x = 23,230,967,281,498.14 - Step 5: Solve for x
x = 23,230,967,281,498.14/5,184,813.85 - Step 6: Final answer
x = 4,480,578.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.