Finding the Fourth Proportional to 1,959,636.15, 2,704,228.49 and 1,100,232.63
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Solution
The fourth proportional to 1,959,636.15, 2,704,228.49 and 1,100,232.63 is: 1,518,282.07
Step by Step Solution
- Step 1: Write the proportion equation
1,959,636.15 : 2,704,228.49 = 1,100,232.63 : x - Step 2: Convert to fraction form
1,959,636.15/2,704,228.49 = 1,100,232.63/x - Step 3: Cross multiply
1,959,636.15x = 2,704,228.49 × 1,100,232.63 - Step 4: Simplify right side
1,959,636.15x = 2,975,280,426,424.21 - Step 5: Solve for x
x = 2,975,280,426,424.21/1,959,636.15 - Step 6: Final answer
x = 1,518,282.07
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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.