Finding the Fourth Proportional to 3,406,235.60, 5,103,569.59 and 2,055,559.99
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Solution
The fourth proportional to 3,406,235.60, 5,103,569.59 and 2,055,559.99 is: 3,079,849.63
Step by Step Solution
- Step 1: Write the proportion equation
3,406,235.60 : 5,103,569.59 = 2,055,559.99 : x - Step 2: Convert to fraction form
3,406,235.60/5,103,569.59 = 2,055,559.99/x - Step 3: Cross multiply
3,406,235.60x = 5,103,569.59 × 2,055,559.99 - Step 4: Simplify right side
3,406,235.60x = 10,490,693,437,486.88 - Step 5: Solve for x
x = 10,490,693,437,486.88/3,406,235.60 - Step 6: Final answer
x = 3,079,849.63
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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.