Finding the Fourth Proportional to 2,616,750.66, 3,610,586.54 and 1,528,812.12
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Solution
The fourth proportional to 2,616,750.66, 3,610,586.54 and 1,528,812.12 is: 2,109,451.45
Step by Step Solution
- Step 1: Write the proportion equation
2,616,750.66 : 3,610,586.54 = 1,528,812.12 : x - Step 2: Convert to fraction form
2,616,750.66/3,610,586.54 = 1,528,812.12/x - Step 3: Cross multiply
2,616,750.66x = 3,610,586.54 × 1,528,812.12 - Step 4: Simplify right side
2,616,750.66x = 5,519,908,480,022.60 - Step 5: Solve for x
x = 5,519,908,480,022.60/2,616,750.66 - Step 6: Final answer
x = 2,109,451.45
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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.