Finding the Fourth Proportional to 1,402,703.60, 1,935,692.24 and 790,850.99
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Solution
The fourth proportional to 1,402,703.60, 1,935,692.24 and 790,850.99 is: 1,091,352.54
Step by Step Solution
- Step 1: Write the proportion equation
1,402,703.60 : 1,935,692.24 = 790,850.99 : x - Step 2: Convert to fraction form
1,402,703.60/1,935,692.24 = 790,850.99/x - Step 3: Cross multiply
1,402,703.60x = 1,935,692.24 × 790,850.99 - Step 4: Simplify right side
1,402,703.60x = 1,530,844,125,224.29 - Step 5: Solve for x
x = 1,530,844,125,224.29/1,402,703.60 - Step 6: Final answer
x = 1,091,352.54
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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.