Finding the Fourth Proportional to 3,476,322.01, 4,797,334.71 and 1,927,692.79
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Solution
The fourth proportional to 3,476,322.01, 4,797,334.71 and 1,927,692.79 is: 2,660,221.78
Step by Step Solution
- Step 1: Write the proportion equation
3,476,322.01 : 4,797,334.71 = 1,927,692.79 : x - Step 2: Convert to fraction form
3,476,322.01/4,797,334.71 = 1,927,692.79/x - Step 3: Cross multiply
3,476,322.01x = 4,797,334.71 × 1,927,692.79 - Step 4: Simplify right side
3,476,322.01x = 9,247,787,531,683.74 - Step 5: Solve for x
x = 9,247,787,531,683.74/3,476,322.01 - Step 6: Final answer
x = 2,660,221.78
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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.