Finding the Fourth Proportional to 3,483,922.10, 5,225,881.20 and 1,087,972.08
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Solution
The fourth proportional to 3,483,922.10, 5,225,881.20 and 1,087,972.08 is: 1,631,957.51
Step by Step Solution
- Step 1: Write the proportion equation
3,483,922.10 : 5,225,881.20 = 1,087,972.08 : x - Step 2: Convert to fraction form
3,483,922.10/5,225,881.20 = 1,087,972.08/x - Step 3: Cross multiply
3,483,922.10x = 5,225,881.20 × 1,087,972.08 - Step 4: Simplify right side
3,483,922.10x = 5,685,612,838,996.90 - Step 5: Solve for x
x = 5,685,612,838,996.90/3,483,922.10 - Step 6: Final answer
x = 1,631,957.51
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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.