Finding the Fourth Proportional to 2,211,223.41, 3,316,853.70 and 613,911.06
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Solution
The fourth proportional to 2,211,223.41, 3,316,853.70 and 613,911.06 is: 920,871.75
Step by Step Solution
- Step 1: Write the proportion equation
2,211,223.41 : 3,316,853.70 = 613,911.06 : x - Step 2: Convert to fraction form
2,211,223.41/3,316,853.70 = 613,911.06/x - Step 3: Cross multiply
2,211,223.41x = 3,316,853.70 × 613,911.06 - Step 4: Simplify right side
2,211,223.41x = 2,036,253,170,831.92 - Step 5: Solve for x
x = 2,036,253,170,831.92/2,211,223.41 - Step 6: Final answer
x = 920,871.75
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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.