Finding the Fourth Proportional to 1,157,402.18, 1,736,103.47 and 483,115.65
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Solution
The fourth proportional to 1,157,402.18, 1,736,103.47 and 483,115.65 is: 724,673.56
Step by Step Solution
- Step 1: Write the proportion equation
1,157,402.18 : 1,736,103.47 = 483,115.65 : x - Step 2: Convert to fraction form
1,157,402.18/1,736,103.47 = 483,115.65/x - Step 3: Cross multiply
1,157,402.18x = 1,736,103.47 × 483,115.65 - Step 4: Simplify right side
1,157,402.18x = 838,738,753,960.73 - Step 5: Solve for x
x = 838,738,753,960.73/1,157,402.18 - Step 6: Final answer
x = 724,673.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.