Finding the Fourth Proportional to 5,432,635.17, 8,143,887.42 and 1,835,886.87
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Solution
The fourth proportional to 5,432,635.17, 8,143,887.42 and 1,835,886.87 is: 2,752,118.54
Step by Step Solution
- Step 1: Write the proportion equation
5,432,635.17 : 8,143,887.42 = 1,835,886.87 : x - Step 2: Convert to fraction form
5,432,635.17/8,143,887.42 = 1,835,886.87/x - Step 3: Cross multiply
5,432,635.17x = 8,143,887.42 × 1,835,886.87 - Step 4: Simplify right side
5,432,635.17x = 14,951,255,985,136.18 - Step 5: Solve for x
x = 14,951,255,985,136.18/5,432,635.17 - Step 6: Final answer
x = 2,752,118.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.