Finding the Fourth Proportional to 1,355,440.76, 2,031,953.02 and 514,583.00
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Solution
The fourth proportional to 1,355,440.76, 2,031,953.02 and 514,583.00 is: 771,415.84
Step by Step Solution
- Step 1: Write the proportion equation
1,355,440.76 : 2,031,953.02 = 514,583.00 : x - Step 2: Convert to fraction form
1,355,440.76/2,031,953.02 = 514,583.00/x - Step 3: Cross multiply
1,355,440.76x = 2,031,953.02 × 514,583.00 - Step 4: Simplify right side
1,355,440.76x = 1,045,608,468,157.98 - Step 5: Solve for x
x = 1,045,608,468,157.98/1,355,440.76 - Step 6: Final answer
x = 771,415.84
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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.