Finding the Fourth Proportional to 4,856,533.81, 6,701,840.63 and 2,681,030.14
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Solution
The fourth proportional to 4,856,533.81, 6,701,840.63 and 2,681,030.14 is: 3,699,724.41
Step by Step Solution
- Step 1: Write the proportion equation
4,856,533.81 : 6,701,840.63 = 2,681,030.14 : x - Step 2: Convert to fraction form
4,856,533.81/6,701,840.63 = 2,681,030.14/x - Step 3: Cross multiply
4,856,533.81x = 6,701,840.63 × 2,681,030.14 - Step 4: Simplify right side
4,856,533.81x = 17,967,836,704,075.42 - Step 5: Solve for x
x = 17,967,836,704,075.42/4,856,533.81 - Step 6: Final answer
x = 3,699,724.41
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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.