Finding the Fourth Proportional to 1,488,025.96, 2,053,636.14 and 843,376.84
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Solution
The fourth proportional to 1,488,025.96, 2,053,636.14 and 843,376.84 is: 1,163,950.90
Step by Step Solution
- Step 1: Write the proportion equation
1,488,025.96 : 2,053,636.14 = 843,376.84 : x - Step 2: Convert to fraction form
1,488,025.96/2,053,636.14 = 843,376.84/x - Step 3: Cross multiply
1,488,025.96x = 2,053,636.14 × 843,376.84 - Step 4: Simplify right side
1,488,025.96x = 1,731,989,158,263.00 - Step 5: Solve for x
x = 1,731,989,158,263.00/1,488,025.96 - Step 6: Final answer
x = 1,163,950.90
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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.