Finding the Fourth Proportional to 1,596,920.80, 2,397,130.80 and 998,557.60
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Solution
The fourth proportional to 1,596,920.80, 2,397,130.80 and 998,557.60 is: 1,498,930.43
Step by Step Solution
- Step 1: Write the proportion equation
1,596,920.80 : 2,397,130.80 = 998,557.60 : x - Step 2: Convert to fraction form
1,596,920.80/2,397,130.80 = 998,557.60/x - Step 3: Cross multiply
1,596,920.80x = 2,397,130.80 × 998,557.60 - Step 4: Simplify right side
1,596,920.80x = 2,393,673,178,534.08 - Step 5: Solve for x
x = 2,393,673,178,534.08/1,596,920.80 - Step 6: Final answer
x = 1,498,930.43
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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.