Finding the Fourth Proportional to 1,810,312.68, 2,715,468.94 and 462,478.24
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Solution
The fourth proportional to 1,810,312.68, 2,715,468.94 and 462,478.24 is: 693,717.34
Step by Step Solution
- Step 1: Write the proportion equation
1,810,312.68 : 2,715,468.94 = 462,478.24 : x - Step 2: Convert to fraction form
1,810,312.68/2,715,468.94 = 462,478.24/x - Step 3: Cross multiply
1,810,312.68x = 2,715,468.94 × 462,478.24 - Step 4: Simplify right side
1,810,312.68x = 1,255,845,296,145.87 - Step 5: Solve for x
x = 1,255,845,296,145.87/1,810,312.68 - Step 6: Final answer
x = 693,717.34
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1.5x scale
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.