Finding the Fourth Proportional to 7,059,618.55, 10,588,209.04 and 1,872,264.07
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Solution
The fourth proportional to 7,059,618.55, 10,588,209.04 and 1,872,264.07 is: 2,808,072.87
Step by Step Solution
- Step 1: Write the proportion equation
7,059,618.55 : 10,588,209.04 = 1,872,264.07 : x - Step 2: Convert to fraction form
7,059,618.55/10,588,209.04 = 1,872,264.07/x - Step 3: Cross multiply
7,059,618.55x = 10,588,209.04 × 1,872,264.07 - Step 4: Simplify right side
7,059,618.55x = 19,823,923,351,241.19 - Step 5: Solve for x
x = 19,823,923,351,241.19/7,059,618.55 - Step 6: Final answer
x = 2,808,072.87
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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.