Finding the Fourth Proportional to 1,227,986.23, 1,842,176.18 and 518,118.84
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Solution
The fourth proportional to 1,227,986.23, 1,842,176.18 and 518,118.84 is: 777,261.31
Step by Step Solution
- Step 1: Write the proportion equation
1,227,986.23 : 1,842,176.18 = 518,118.84 : x - Step 2: Convert to fraction form
1,227,986.23/1,842,176.18 = 518,118.84/x - Step 3: Cross multiply
1,227,986.23x = 1,842,176.18 × 518,118.84 - Step 4: Simplify right side
1,227,986.23x = 954,466,185,457.23 - Step 5: Solve for x
x = 954,466,185,457.23/1,227,986.23 - Step 6: Final answer
x = 777,261.31
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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.