Finding the Fourth Proportional to 1,240,357.14, 1,857,823.10 and 879,433.96
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Solution
The fourth proportional to 1,240,357.14, 1,857,823.10 and 879,433.96 is: 1,317,227.65
Step by Step Solution
- Step 1: Write the proportion equation
1,240,357.14 : 1,857,823.10 = 879,433.96 : x - Step 2: Convert to fraction form
1,240,357.14/1,857,823.10 = 879,433.96/x - Step 3: Cross multiply
1,240,357.14x = 1,857,823.10 × 879,433.96 - Step 4: Simplify right side
1,240,357.14x = 1,633,832,725,812.48 - Step 5: Solve for x
x = 1,633,832,725,812.48/1,240,357.14 - Step 6: Final answer
x = 1,317,227.65
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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.