Finding the Fourth Proportional to 4,317,158.23, 6,475,147.45 and 1,284,992.08
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Solution
The fourth proportional to 4,317,158.23, 6,475,147.45 and 1,284,992.08 is: 1,927,312.54
Step by Step Solution
- Step 1: Write the proportion equation
4,317,158.23 : 6,475,147.45 = 1,284,992.08 : x - Step 2: Convert to fraction form
4,317,158.23/6,475,147.45 = 1,284,992.08/x - Step 3: Cross multiply
4,317,158.23x = 6,475,147.45 × 1,284,992.08 - Step 4: Simplify right side
4,317,158.23x = 8,320,513,190,082.20 - Step 5: Solve for x
x = 8,320,513,190,082.20/4,317,158.23 - Step 6: Final answer
x = 1,927,312.54
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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.