Finding the Fourth Proportional to 1,834,148.99, 2,531,204.64 and 1,018,352.70
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Solution
The fourth proportional to 1,834,148.99, 2,531,204.64 and 1,018,352.70 is: 1,405,370.61
Step by Step Solution
- Step 1: Write the proportion equation
1,834,148.99 : 2,531,204.64 = 1,018,352.70 : x - Step 2: Convert to fraction form
1,834,148.99/2,531,204.64 = 1,018,352.70/x - Step 3: Cross multiply
1,834,148.99x = 2,531,204.64 × 1,018,352.70 - Step 4: Simplify right side
1,834,148.99x = 2,577,659,079,396.53 - Step 5: Solve for x
x = 2,577,659,079,396.53/1,834,148.99 - Step 6: Final answer
x = 1,405,370.61
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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.