Finding the Fourth Proportional to 1,658,166.20, 2,487,249.30 and 537,039.80
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Solution
The fourth proportional to 1,658,166.20, 2,487,249.30 and 537,039.80 is: 805,559.70
Step by Step Solution
- Step 1: Write the proportion equation
1,658,166.20 : 2,487,249.30 = 537,039.80 : x - Step 2: Convert to fraction form
1,658,166.20/2,487,249.30 = 537,039.80/x - Step 3: Cross multiply
1,658,166.20x = 2,487,249.30 × 537,039.80 - Step 4: Simplify right side
1,658,166.20x = 1,335,751,866,622.14 - Step 5: Solve for x
x = 1,335,751,866,622.14/1,658,166.20 - Step 6: Final answer
x = 805,559.70
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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.