Finding the Fourth Proportional to 6,134,554.40, 9,201,831.60 and 1,874,715.80
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Solution
The fourth proportional to 6,134,554.40, 9,201,831.60 and 1,874,715.80 is: 2,812,073.70
Step by Step Solution
- Step 1: Write the proportion equation
6,134,554.40 : 9,201,831.60 = 1,874,715.80 : x - Step 2: Convert to fraction form
6,134,554.40/9,201,831.60 = 1,874,715.80/x - Step 3: Cross multiply
6,134,554.40x = 9,201,831.60 × 1,874,715.80 - Step 4: Simplify right side
6,134,554.40x = 17,250,819,089,459.28 - Step 5: Solve for x
x = 17,250,819,089,459.28/6,134,554.40 - Step 6: Final answer
x = 2,812,073.70
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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.