Finding the Fourth Proportional to 2,905,579.70, 4,358,369.52 and 1,059,230.06
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Solution
The fourth proportional to 2,905,579.70, 4,358,369.52 and 1,059,230.06 is: 1,588,845.07
Step by Step Solution
- Step 1: Write the proportion equation
2,905,579.70 : 4,358,369.52 = 1,059,230.06 : x - Step 2: Convert to fraction form
2,905,579.70/4,358,369.52 = 1,059,230.06/x - Step 3: Cross multiply
2,905,579.70x = 4,358,369.52 × 1,059,230.06 - Step 4: Simplify right side
2,905,579.70x = 4,616,515,986,379.92 - Step 5: Solve for x
x = 4,616,515,986,379.92/2,905,579.70 - Step 6: Final answer
x = 1,588,845.07
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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.