Finding the Fourth Proportional to 4,392,136.08, 6,589,339.98 and 2,572,038.12
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Solution
The fourth proportional to 4,392,136.08, 6,589,339.98 and 2,572,038.12 is: 3,858,722.34
Step by Step Solution
- Step 1: Write the proportion equation
4,392,136.08 : 6,589,339.98 = 2,572,038.12 : x - Step 2: Convert to fraction form
4,392,136.08/6,589,339.98 = 2,572,038.12/x - Step 3: Cross multiply
4,392,136.08x = 6,589,339.98 × 2,572,038.12 - Step 4: Simplify right side
4,392,136.08x = 16,948,033,614,200.04 - Step 5: Solve for x
x = 16,948,033,614,200.04/4,392,136.08 - Step 6: Final answer
x = 3,858,722.34
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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.