Finding the Fourth Proportional to 2,912,366.79, 4,369,180.79 and 1,115,250.35
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Solution
The fourth proportional to 2,912,366.79, 4,369,180.79 and 1,115,250.35 is: 1,673,117.00
Step by Step Solution
- Step 1: Write the proportion equation
2,912,366.79 : 4,369,180.79 = 1,115,250.35 : x - Step 2: Convert to fraction form
2,912,366.79/4,369,180.79 = 1,115,250.35/x - Step 3: Cross multiply
2,912,366.79x = 4,369,180.79 × 1,115,250.35 - Step 4: Simplify right side
2,912,366.79x = 4,872,730,398,405.24 - Step 5: Solve for x
x = 4,872,730,398,405.24/2,912,366.79 - Step 6: Final answer
x = 1,673,117.00
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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.