Finding the Fourth Proportional to 4,020,903.30, 6,030,188.55 and 1,461,821.70
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Solution
The fourth proportional to 4,020,903.30, 6,030,188.55 and 1,461,821.70 is: 2,192,308.50
Step by Step Solution
- Step 1: Write the proportion equation
4,020,903.30 : 6,030,188.55 = 1,461,821.70 : x - Step 2: Convert to fraction form
4,020,903.30/6,030,188.55 = 1,461,821.70/x - Step 3: Cross multiply
4,020,903.30x = 6,030,188.55 × 1,461,821.70 - Step 4: Simplify right side
4,020,903.30x = 8,815,060,477,481.54 - Step 5: Solve for x
x = 8,815,060,477,481.54/4,020,903.30 - Step 6: Final answer
x = 2,192,308.50
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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.