Finding the Fourth Proportional to 5,747,703.17, 8,621,758.44 and 1,429,775.90
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Solution
The fourth proportional to 5,747,703.17, 8,621,758.44 and 1,429,775.90 is: 2,144,714.52
Step by Step Solution
- Step 1: Write the proportion equation
5,747,703.17 : 8,621,758.44 = 1,429,775.90 : x - Step 2: Convert to fraction form
5,747,703.17/8,621,758.44 = 1,429,775.90/x - Step 3: Cross multiply
5,747,703.17x = 8,621,758.44 × 1,429,775.90 - Step 4: Simplify right side
5,747,703.17x = 12,327,182,433,133.59 - Step 5: Solve for x
x = 12,327,182,433,133.59/5,747,703.17 - Step 6: Final answer
x = 2,144,714.52
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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.