Finding the Fourth Proportional to 2,097,296.94, 3,130,634.35 and 1,799,689.98
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Solution
The fourth proportional to 2,097,296.94, 3,130,634.35 and 1,799,689.98 is: 2,686,396.55
Step by Step Solution
- Step 1: Write the proportion equation
2,097,296.94 : 3,130,634.35 = 1,799,689.98 : x - Step 2: Convert to fraction form
2,097,296.94/3,130,634.35 = 1,799,689.98/x - Step 3: Cross multiply
2,097,296.94x = 3,130,634.35 × 1,799,689.98 - Step 4: Simplify right side
2,097,296.94x = 5,634,171,246,087.19 - Step 5: Solve for x
x = 5,634,171,246,087.19/2,097,296.94 - Step 6: Final answer
x = 2,686,396.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.