Finding the Fourth Proportional to 3,516,856.68, 4,853,522.88 and 1,968,273.48
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Solution
The fourth proportional to 3,516,856.68, 4,853,522.88 and 1,968,273.48 is: 2,716,363.29
Step by Step Solution
- Step 1: Write the proportion equation
3,516,856.68 : 4,853,522.88 = 1,968,273.48 : x - Step 2: Convert to fraction form
3,516,856.68/4,853,522.88 = 1,968,273.48/x - Step 3: Cross multiply
3,516,856.68x = 4,853,522.88 × 1,968,273.48 - Step 4: Simplify right side
3,516,856.68x = 9,553,060,369,277.22 - Step 5: Solve for x
x = 9,553,060,369,277.22/3,516,856.68 - Step 6: Final answer
x = 2,716,363.29
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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.