Finding the Fourth Proportional to 2,812,595.68, 3,881,383.14 and 1,523,432.08
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Solution
The fourth proportional to 2,812,595.68, 3,881,383.14 and 1,523,432.08 is: 2,102,336.87
Step by Step Solution
- Step 1: Write the proportion equation
2,812,595.68 : 3,881,383.14 = 1,523,432.08 : x - Step 2: Convert to fraction form
2,812,595.68/3,881,383.14 = 1,523,432.08/x - Step 3: Cross multiply
2,812,595.68x = 3,881,383.14 × 1,523,432.08 - Step 4: Simplify right side
2,812,595.68x = 5,913,023,590,247.13 - Step 5: Solve for x
x = 5,913,023,590,247.13/2,812,595.68 - Step 6: Final answer
x = 2,102,336.87
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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.