Finding the Fourth Proportional to 1,588,846.44, 2,381,926.12 and 689,612.28
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Solution
The fourth proportional to 1,588,846.44, 2,381,926.12 and 689,612.28 is: 1,033,835.28
Step by Step Solution
- Step 1: Write the proportion equation
1,588,846.44 : 2,381,926.12 = 689,612.28 : x - Step 2: Convert to fraction form
1,588,846.44/2,381,926.12 = 689,612.28/x - Step 3: Cross multiply
1,588,846.44x = 2,381,926.12 × 689,612.28 - Step 4: Simplify right side
1,588,846.44x = 1,642,605,502,404.75 - Step 5: Solve for x
x = 1,642,605,502,404.75/1,588,846.44 - Step 6: Final answer
x = 1,033,835.28
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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.