Finding the Fourth Proportional to 4,810,440.96, 7,216,323.84 and 1,616,480.64
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Solution
The fourth proportional to 4,810,440.96, 7,216,323.84 and 1,616,480.64 is: 2,424,943.55
Step by Step Solution
- Step 1: Write the proportion equation
4,810,440.96 : 7,216,323.84 = 1,616,480.64 : x - Step 2: Convert to fraction form
4,810,440.96/7,216,323.84 = 1,616,480.64/x - Step 3: Cross multiply
4,810,440.96x = 7,216,323.84 × 1,616,480.64 - Step 4: Simplify right side
4,810,440.96x = 11,665,047,779,330.46 - Step 5: Solve for x
x = 11,665,047,779,330.46/4,810,440.96 - Step 6: Final answer
x = 2,424,943.55
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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.