Finding the Fourth Proportional to 1,679,465.80, 2,519,781.90 and 733,515.40
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Solution
The fourth proportional to 1,679,465.80, 2,519,781.90 and 733,515.40 is: 1,100,527.82
Step by Step Solution
- Step 1: Write the proportion equation
1,679,465.80 : 2,519,781.90 = 733,515.40 : x - Step 2: Convert to fraction form
1,679,465.80/2,519,781.90 = 733,515.40/x - Step 3: Cross multiply
1,679,465.80x = 2,519,781.90 × 733,515.40 - Step 4: Simplify right side
1,679,465.80x = 1,848,298,828,291.26 - Step 5: Solve for x
x = 1,848,298,828,291.26/1,679,465.80 - Step 6: Final answer
x = 1,100,527.82
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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.