Finding the Fourth Proportional to 1,660,905.10, 2,292,049.10 and 896,958.66
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Solution
The fourth proportional to 1,660,905.10, 2,292,049.10 and 896,958.66 is: 1,237,802.99
Step by Step Solution
- Step 1: Write the proportion equation
1,660,905.10 : 2,292,049.10 = 896,958.66 : x - Step 2: Convert to fraction form
1,660,905.10/2,292,049.10 = 896,958.66/x - Step 3: Cross multiply
1,660,905.10x = 2,292,049.10 × 896,958.66 - Step 4: Simplify right side
1,660,905.10x = 2,055,873,300,227.79 - Step 5: Solve for x
x = 2,055,873,300,227.79/1,660,905.10 - Step 6: Final answer
x = 1,237,802.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.