Finding the Fourth Proportional to 1,704,610.40, 2,352,476.40 and 979,692.80
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Solution
The fourth proportional to 1,704,610.40, 2,352,476.40 and 979,692.80 is: 1,352,041.61
Step by Step Solution
- Step 1: Write the proportion equation
1,704,610.40 : 2,352,476.40 = 979,692.80 : x - Step 2: Convert to fraction form
1,704,610.40/2,352,476.40 = 979,692.80/x - Step 3: Cross multiply
1,704,610.40x = 2,352,476.40 × 979,692.80 - Step 4: Simplify right side
1,704,610.40x = 2,304,704,191,249.92 - Step 5: Solve for x
x = 2,304,704,191,249.92/1,704,610.40 - Step 6: Final answer
x = 1,352,041.61
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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.