Finding the Fourth Proportional to 4,657,074.09, 6,426,752.46 and 2,619,883.59
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Solution
The fourth proportional to 4,657,074.09, 6,426,752.46 and 2,619,883.59 is: 3,615,433.85
Step by Step Solution
- Step 1: Write the proportion equation
4,657,074.09 : 6,426,752.46 = 2,619,883.59 : x - Step 2: Convert to fraction form
4,657,074.09/6,426,752.46 = 2,619,883.59/x - Step 3: Cross multiply
4,657,074.09x = 6,426,752.46 × 2,619,883.59 - Step 4: Simplify right side
4,657,074.09x = 16,837,343,306,946.13 - Step 5: Solve for x
x = 16,837,343,306,946.13/4,657,074.09 - Step 6: Final answer
x = 3,615,433.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.