Finding the Fourth Proportional to 2,046,423.06, 2,824,083.36 and 1,128,687.48
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Solution
The fourth proportional to 2,046,423.06, 2,824,083.36 and 1,128,687.48 is: 1,557,599.50
Step by Step Solution
- Step 1: Write the proportion equation
2,046,423.06 : 2,824,083.36 = 1,128,687.48 : x - Step 2: Convert to fraction form
2,046,423.06/2,824,083.36 = 1,128,687.48/x - Step 3: Cross multiply
2,046,423.06x = 2,824,083.36 × 1,128,687.48 - Step 4: Simplify right side
2,046,423.06x = 3,187,507,530,908.33 - Step 5: Solve for x
x = 3,187,507,530,908.33/2,046,423.06 - Step 6: Final answer
x = 1,557,599.50
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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.