Finding the Fourth Proportional to 4,343,684.06, 6,480,256.65 and 4,108,537.82
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Solution
The fourth proportional to 4,343,684.06, 6,480,256.65 and 4,108,537.82 is: 6,129,446.61
Step by Step Solution
- Step 1: Write the proportion equation
4,343,684.06 : 6,480,256.65 = 4,108,537.82 : x - Step 2: Convert to fraction form
4,343,684.06/6,480,256.65 = 4,108,537.82/x - Step 3: Cross multiply
4,343,684.06x = 6,480,256.65 × 4,108,537.82 - Step 4: Simplify right side
4,343,684.06x = 26,624,379,529,831.50 - Step 5: Solve for x
x = 26,624,379,529,831.50/4,343,684.06 - Step 6: Final answer
x = 6,129,446.61
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.