Finding the Fourth Proportional to 1,460,919.67, 2,016,269.38 and 840,712.08
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Solution
The fourth proportional to 1,460,919.67, 2,016,269.38 and 840,712.08 is: 1,160,297.90
Step by Step Solution
- Step 1: Write the proportion equation
1,460,919.67 : 2,016,269.38 = 840,712.08 : x - Step 2: Convert to fraction form
1,460,919.67/2,016,269.38 = 840,712.08/x - Step 3: Cross multiply
1,460,919.67x = 2,016,269.38 × 840,712.08 - Step 4: Simplify right side
1,460,919.67x = 1,695,102,024,300.11 - Step 5: Solve for x
x = 1,695,102,024,300.11/1,460,919.67 - Step 6: Final answer
x = 1,160,297.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.