Finding the Fourth Proportional to 3,163,107.26, 4,365,108.96 and 1,712,802.65
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Solution
The fourth proportional to 3,163,107.26, 4,365,108.96 and 1,712,802.65 is: 2,363,678.99
Step by Step Solution
- Step 1: Write the proportion equation
3,163,107.26 : 4,365,108.96 = 1,712,802.65 : x - Step 2: Convert to fraction form
3,163,107.26/4,365,108.96 = 1,712,802.65/x - Step 3: Cross multiply
3,163,107.26x = 4,365,108.96 × 1,712,802.65 - Step 4: Simplify right side
3,163,107.26x = 7,476,570,165,978.19 - Step 5: Solve for x
x = 7,476,570,165,978.19/3,163,107.26 - Step 6: Final answer
x = 2,363,678.99
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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.