Finding the Fourth Proportional to 1,156,092.72, 1,595,953.44 and 869,722.08
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Solution
The fourth proportional to 1,156,092.72, 1,595,953.44 and 869,722.08 is: 1,200,626.84
Step by Step Solution
- Step 1: Write the proportion equation
1,156,092.72 : 1,595,953.44 = 869,722.08 : x - Step 2: Convert to fraction form
1,156,092.72/1,595,953.44 = 869,722.08/x - Step 3: Cross multiply
1,156,092.72x = 1,595,953.44 × 869,722.08 - Step 4: Simplify right side
1,156,092.72x = 1,388,035,945,419.96 - Step 5: Solve for x
x = 1,388,035,945,419.96/1,156,092.72 - Step 6: Final answer
x = 1,200,626.84
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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.