Finding the Fourth Proportional to 1,352,966.18, 1,867,107.05 and 816,318.50
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Solution
The fourth proportional to 1,352,966.18, 1,867,107.05 and 816,318.50 is: 1,126,527.81
Step by Step Solution
- Step 1: Write the proportion equation
1,352,966.18 : 1,867,107.05 = 816,318.50 : x - Step 2: Convert to fraction form
1,352,966.18/1,867,107.05 = 816,318.50/x - Step 3: Cross multiply
1,352,966.18x = 1,867,107.05 × 816,318.50 - Step 4: Simplify right side
1,352,966.18x = 1,524,154,026,395.43 - Step 5: Solve for x
x = 1,524,154,026,395.43/1,352,966.18 - Step 6: Final answer
x = 1,126,527.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.