Finding the Fourth Proportional to 1,959,353.07, 2,939,060.76 and 744,948.21
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Solution
The fourth proportional to 1,959,353.07, 2,939,060.76 and 744,948.21 is: 1,117,434.16
Step by Step Solution
- Step 1: Write the proportion equation
1,959,353.07 : 2,939,060.76 = 744,948.21 : x - Step 2: Convert to fraction form
1,959,353.07/2,939,060.76 = 744,948.21/x - Step 3: Cross multiply
1,959,353.07x = 2,939,060.76 × 744,948.21 - Step 4: Simplify right side
1,959,353.07x = 2,189,448,052,243.24 - Step 5: Solve for x
x = 2,189,448,052,243.24/1,959,353.07 - Step 6: Final answer
x = 1,117,434.16
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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.