Finding the Fourth Proportional to 2,586,232.18, 3,569,111.12 and 1,440,312.53
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Solution
The fourth proportional to 2,586,232.18, 3,569,111.12 and 1,440,312.53 is: 1,987,692.94
Step by Step Solution
- Step 1: Write the proportion equation
2,586,232.18 : 3,569,111.12 = 1,440,312.53 : x - Step 2: Convert to fraction form
2,586,232.18/3,569,111.12 = 1,440,312.53/x - Step 3: Cross multiply
2,586,232.18x = 3,569,111.12 × 1,440,312.53 - Step 4: Simplify right side
2,586,232.18x = 5,140,635,452,853.56 - Step 5: Solve for x
x = 5,140,635,452,853.56/2,586,232.18 - Step 6: Final answer
x = 1,987,692.94
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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.