Finding the Fourth Proportional to 1,806,777.48, 2,493,335.84 and 990,964.50
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Solution
The fourth proportional to 1,806,777.48, 2,493,335.84 and 990,964.50 is: 1,367,521.64
Step by Step Solution
- Step 1: Write the proportion equation
1,806,777.48 : 2,493,335.84 = 990,964.50 : x - Step 2: Convert to fraction form
1,806,777.48/2,493,335.84 = 990,964.50/x - Step 3: Cross multiply
1,806,777.48x = 2,493,335.84 × 990,964.50 - Step 4: Simplify right side
1,806,777.48x = 2,470,807,304,017.68 - Step 5: Solve for x
x = 2,470,807,304,017.68/1,806,777.48 - Step 6: Final answer
x = 1,367,521.64
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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.