Finding the Fourth Proportional to 4,785,749.36, 7,181,816.40 and 2,482,365.36
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Solution
The fourth proportional to 4,785,749.36, 7,181,816.40 and 2,482,365.36 is: 3,725,203.92
Step by Step Solution
- Step 1: Write the proportion equation
4,785,749.36 : 7,181,816.40 = 2,482,365.36 : x - Step 2: Convert to fraction form
4,785,749.36/7,181,816.40 = 2,482,365.36/x - Step 3: Cross multiply
4,785,749.36x = 7,181,816.40 × 2,482,365.36 - Step 4: Simplify right side
4,785,749.36x = 17,827,892,253,239.90 - Step 5: Solve for x
x = 17,827,892,253,239.90/4,785,749.36 - Step 6: Final answer
x = 3,725,203.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.