Finding the Fourth Proportional to 3,773,857.84, 5,660,835.96 and 1,078,270.99
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Solution
The fourth proportional to 3,773,857.84, 5,660,835.96 and 1,078,270.99 is: 1,617,420.54
Step by Step Solution
- Step 1: Write the proportion equation
3,773,857.84 : 5,660,835.96 = 1,078,270.99 : x - Step 2: Convert to fraction form
3,773,857.84/5,660,835.96 = 1,078,270.99/x - Step 3: Cross multiply
3,773,857.84x = 5,660,835.96 × 1,078,270.99 - Step 4: Simplify right side
3,773,857.84x = 6,103,915,184,708.23 - Step 5: Solve for x
x = 6,103,915,184,708.23/3,773,857.84 - Step 6: Final answer
x = 1,617,420.54
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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.