Finding the Fourth Proportional to 1,444,657.80, 1,993,692.40 and 791,329.80
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Solution
The fourth proportional to 1,444,657.80, 1,993,692.40 and 791,329.80 is: 1,092,070.53
Step by Step Solution
- Step 1: Write the proportion equation
1,444,657.80 : 1,993,692.40 = 791,329.80 : x - Step 2: Convert to fraction form
1,444,657.80/1,993,692.40 = 791,329.80/x - Step 3: Cross multiply
1,444,657.80x = 1,993,692.40 × 791,329.80 - Step 4: Simplify right side
1,444,657.80x = 1,577,668,208,153.52 - Step 5: Solve for x
x = 1,577,668,208,153.52/1,444,657.80 - Step 6: Final answer
x = 1,092,070.53
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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.