Finding the Fourth Proportional to 3,569,487.51, 4,921,135.16 and 2,836,888.07
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Solution
The fourth proportional to 3,569,487.51, 4,921,135.16 and 2,836,888.07 is: 3,911,124.38
Step by Step Solution
- Step 1: Write the proportion equation
3,569,487.51 : 4,921,135.16 = 2,836,888.07 : x - Step 2: Convert to fraction form
3,569,487.51/4,921,135.16 = 2,836,888.07/x - Step 3: Cross multiply
3,569,487.51x = 4,921,135.16 × 2,836,888.07 - Step 4: Simplify right side
3,569,487.51x = 13,960,709,626,261.54 - Step 5: Solve for x
x = 13,960,709,626,261.54/3,569,487.51 - Step 6: Final answer
x = 3,911,124.38
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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.