Finding the Fourth Proportional to 2,661,907.68, 3,992,803.20 and 742,767.76
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Solution
The fourth proportional to 2,661,907.68, 3,992,803.20 and 742,767.76 is: 1,114,135.37
Step by Step Solution
- Step 1: Write the proportion equation
2,661,907.68 : 3,992,803.20 = 742,767.76 : x - Step 2: Convert to fraction form
2,661,907.68/3,992,803.20 = 742,767.76/x - Step 3: Cross multiply
2,661,907.68x = 3,992,803.20 × 742,767.76 - Step 4: Simplify right side
2,661,907.68x = 2,965,725,488,984.83 - Step 5: Solve for x
x = 2,965,725,488,984.83/2,661,907.68 - Step 6: Final answer
x = 1,114,135.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.