Finding the Fourth Proportional to 2,484,978.07, 3,727,051.92 and 688,043.19
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Solution
The fourth proportional to 2,484,978.07, 3,727,051.92 and 688,043.19 is: 1,031,949.83
Step by Step Solution
- Step 1: Write the proportion equation
2,484,978.07 : 3,727,051.92 = 688,043.19 : x - Step 2: Convert to fraction form
2,484,978.07/3,727,051.92 = 688,043.19/x - Step 3: Cross multiply
2,484,978.07x = 3,727,051.92 × 688,043.19 - Step 4: Simplify right side
2,484,978.07x = 2,564,372,688,892.21 - Step 5: Solve for x
x = 2,564,372,688,892.21/2,484,978.07 - Step 6: Final answer
x = 1,031,949.83
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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.