Finding the Fourth Proportional to 1,827,490.72, 2,740,905.84 and 497,483.68
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Solution
The fourth proportional to 1,827,490.72, 2,740,905.84 and 497,483.68 is: 746,135.62
Step by Step Solution
- Step 1: Write the proportion equation
1,827,490.72 : 2,740,905.84 = 497,483.68 : x - Step 2: Convert to fraction form
1,827,490.72/2,740,905.84 = 497,483.68/x - Step 3: Cross multiply
1,827,490.72x = 2,740,905.84 × 497,483.68 - Step 4: Simplify right side
1,827,490.72x = 1,363,555,923,816.69 - Step 5: Solve for x
x = 1,363,555,923,816.69/1,827,490.72 - Step 6: Final answer
x = 746,135.62
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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.