Finding the Fourth Proportional to 2,412,637.44, 3,329,309.75 and 1,380,165.67
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Solution
The fourth proportional to 2,412,637.44, 3,329,309.75 and 1,380,165.67 is: 1,904,554.30
Step by Step Solution
- Step 1: Write the proportion equation
2,412,637.44 : 3,329,309.75 = 1,380,165.67 : x - Step 2: Convert to fraction form
2,412,637.44/3,329,309.75 = 1,380,165.67/x - Step 3: Cross multiply
2,412,637.44x = 3,329,309.75 × 1,380,165.67 - Step 4: Simplify right side
2,412,637.44x = 4,594,999,021,746.28 - Step 5: Solve for x
x = 4,594,999,021,746.28/2,412,637.44 - Step 6: Final answer
x = 1,904,554.30
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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.