Finding the Fourth Proportional to 4,382,303.80, 6,573,455.70 and 2,612,831.80
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Solution
The fourth proportional to 4,382,303.80, 6,573,455.70 and 2,612,831.80 is: 3,919,247.70
Step by Step Solution
- Step 1: Write the proportion equation
4,382,303.80 : 6,573,455.70 = 2,612,831.80 : x - Step 2: Convert to fraction form
4,382,303.80/6,573,455.70 = 2,612,831.80/x - Step 3: Cross multiply
4,382,303.80x = 6,573,455.70 × 2,612,831.80 - Step 4: Simplify right side
4,382,303.80x = 17,175,334,088,851.26 - Step 5: Solve for x
x = 17,175,334,088,851.26/4,382,303.80 - Step 6: Final answer
x = 3,919,247.70
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1.5x scale
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.