Finding the Fourth Proportional to 2,759,754.63, 4,139,340.80 and 738,202.55
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Solution
The fourth proportional to 2,759,754.63, 4,139,340.80 and 738,202.55 is: 1,107,225.94
Step by Step Solution
- Step 1: Write the proportion equation
2,759,754.63 : 4,139,340.80 = 738,202.55 : x - Step 2: Convert to fraction form
2,759,754.63/4,139,340.80 = 738,202.55/x - Step 3: Cross multiply
2,759,754.63x = 4,139,340.80 × 738,202.55 - Step 4: Simplify right side
2,759,754.63x = 3,055,671,909,491.32 - Step 5: Solve for x
x = 3,055,671,909,491.32/2,759,754.63 - Step 6: Final answer
x = 1,107,225.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.