Finding the Fourth Proportional to 2,054,138.24, 2,834,657.76 and 1,136,343.68
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Solution
The fourth proportional to 2,054,138.24, 2,834,657.76 and 1,136,343.68 is: 1,568,124.95
Step by Step Solution
- Step 1: Write the proportion equation
2,054,138.24 : 2,834,657.76 = 1,136,343.68 : x - Step 2: Convert to fraction form
2,054,138.24/2,834,657.76 = 1,136,343.68/x - Step 3: Cross multiply
2,054,138.24x = 2,834,657.76 × 1,136,343.68 - Step 4: Simplify right side
2,054,138.24x = 3,221,145,430,538.96 - Step 5: Solve for x
x = 3,221,145,430,538.96/2,054,138.24 - Step 6: Final answer
x = 1,568,124.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.