Finding the Fourth Proportional to 4,809,455.28, 6,637,048.20 and 2,634,003.54
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Solution
The fourth proportional to 4,809,455.28, 6,637,048.20 and 2,634,003.54 is: 3,634,924.84
Step by Step Solution
- Step 1: Write the proportion equation
4,809,455.28 : 6,637,048.20 = 2,634,003.54 : x - Step 2: Convert to fraction form
4,809,455.28/6,637,048.20 = 2,634,003.54/x - Step 3: Cross multiply
4,809,455.28x = 6,637,048.20 × 2,634,003.54 - Step 4: Simplify right side
4,809,455.28x = 17,482,008,453,950.63 - Step 5: Solve for x
x = 17,482,008,453,950.63/4,809,455.28 - Step 6: Final answer
x = 3,634,924.84
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1.5x scale
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.