Finding the Fourth Proportional to 1,842,830.70, 2,764,246.05 and 1,045,669.20
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Solution
The fourth proportional to 1,842,830.70, 2,764,246.05 and 1,045,669.20 is: 1,568,503.80
Step by Step Solution
- Step 1: Write the proportion equation
1,842,830.70 : 2,764,246.05 = 1,045,669.20 : x - Step 2: Convert to fraction form
1,842,830.70/2,764,246.05 = 1,045,669.20/x - Step 3: Cross multiply
1,842,830.70x = 2,764,246.05 × 1,045,669.20 - Step 4: Simplify right side
1,842,830.70x = 2,890,486,955,706.66 - Step 5: Solve for x
x = 2,890,486,955,706.66/1,842,830.70 - Step 6: Final answer
x = 1,568,503.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.