Finding the Fourth Proportional to 4,247,714.70, 6,371,572.05 and 1,255,898.70
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Solution
The fourth proportional to 4,247,714.70, 6,371,572.05 and 1,255,898.70 is: 1,883,848.05
Step by Step Solution
- Step 1: Write the proportion equation
4,247,714.70 : 6,371,572.05 = 1,255,898.70 : x - Step 2: Convert to fraction form
4,247,714.70/6,371,572.05 = 1,255,898.70/x - Step 3: Cross multiply
4,247,714.70x = 6,371,572.05 × 1,255,898.70 - Step 4: Simplify right side
4,247,714.70x = 8,002,049,054,551.33 - Step 5: Solve for x
x = 8,002,049,054,551.33/4,247,714.70 - Step 6: Final answer
x = 1,883,848.05
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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.