Finding the Fourth Proportional to 2,893,219.17, 4,331,315.35 and 1,931,288.84
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Solution
The fourth proportional to 2,893,219.17, 4,331,315.35 and 1,931,288.84 is: 2,891,250.37
Step by Step Solution
- Step 1: Write the proportion equation
2,893,219.17 : 4,331,315.35 = 1,931,288.84 : x - Step 2: Convert to fraction form
2,893,219.17/4,331,315.35 = 1,931,288.84/x - Step 3: Cross multiply
2,893,219.17x = 4,331,315.35 × 1,931,288.84 - Step 4: Simplify right side
2,893,219.17x = 8,365,020,997,975.69 - Step 5: Solve for x
x = 8,365,020,997,975.69/2,893,219.17 - Step 6: Final answer
x = 2,891,250.37
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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.