Finding the Fourth Proportional to 4,103,620.84, 5,663,289.82 and 2,268,039.68
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Solution
The fourth proportional to 4,103,620.84, 5,663,289.82 and 2,268,039.68 is: 3,130,056.73
Step by Step Solution
- Step 1: Write the proportion equation
4,103,620.84 : 5,663,289.82 = 2,268,039.68 : x - Step 2: Convert to fraction form
4,103,620.84/5,663,289.82 = 2,268,039.68/x - Step 3: Cross multiply
4,103,620.84x = 5,663,289.82 × 2,268,039.68 - Step 4: Simplify right side
4,103,620.84x = 12,844,566,031,100.06 - Step 5: Solve for x
x = 12,844,566,031,100.06/4,103,620.84 - Step 6: Final answer
x = 3,130,056.73
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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.