Finding the Fourth Proportional to 4,284,977.33, 6,422,947.10 and 1,405,592.26
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Solution
The fourth proportional to 4,284,977.33, 6,422,947.10 and 1,405,592.26 is: 2,106,906.07
Step by Step Solution
- Step 1: Write the proportion equation
4,284,977.33 : 6,422,947.10 = 1,405,592.26 : x - Step 2: Convert to fraction form
4,284,977.33/6,422,947.10 = 1,405,592.26/x - Step 3: Cross multiply
4,284,977.33x = 6,422,947.10 × 1,405,592.26 - Step 4: Simplify right side
4,284,977.33x = 9,028,044,742,692.83 - Step 5: Solve for x
x = 9,028,044,742,692.83/4,284,977.33 - Step 6: Final answer
x = 2,106,906.07
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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.